Leap Year: 7 Fascinating Leap Year Facts You Should Know

Avatar of Ciaran Connolly
Updated on: Educator Review By: Michelle Connolly

A year consists of 366 days, with the addition of 29 February. It occurs in years when the last two digits are divisible by 4, except for centenaries which are not divisible by 400.

Did you know that this formula causes so many leap years that the Julian calendar shifts by 1 day every 128 years in tropical years? Many of us use this rhyme to calculate future wages and rent. Questions remain. What is a leap year, and where is an extra day added every 4 years?

Leap Year
Leap Year 29th of February

I bet you are wondering, what are we even talking about? Well, hello again, my friend. This time, we will delve deep into the calendar world to learn about the leap year. Four years, five months, and 26 days!

Compared to the day-by-day system, a leap year is “a year containing an extra day. Most leap years have 366 days. Leap years beginning on a Tuesday, Wednesday, Thursday, or Friday are evenly divisible by four.

So, 1900, 2100, 2200, 2300, and 2400 are leap years. Five leap years occurred in the 20th century, whereas the 21st century does not contain one.

A Leap Year

This is a calendar year that includes extra days. But in the case of the lunar calendar, this is not just a day. In practice, it can take up to a month. These dates are added/added to synchronise the calendar year with the astronomical or seasonal year. Now, unless it’s a leap year, it goes until the 28th. In the past, it was used on both days, but it wasn’t used at all in some years. The last leap year is 29 February 2020.

A Gregorian year usually has 365 days, but every 4 years, an extra day is added to make it a leap year. Scholars working for Julius Caesar introduced the Leap years in 46 BC. and became more precise in A.D. 12.

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Gregorian Year Calendar

Every four years, a four-day leap year festival is held in the city, concluding with an enormous birthday party for all ‘leaplings’. It goes with bissextile and means the first year of the bissextus, that is, of the leap-year period; in other words, the first year after the leap-year? 

In the same way, Baeda speaks of the cementum bissext. Baeda, also known as the Venerable Bede, died on 25 May 735 at 79. This date fell more than 1200 years ago. He was an English monk who is credited with being the first person to write scholarly works in English. 

These pieces were created in the eighth century. He was also the author of De Natura Rerum, a collection of works on geography and astronomy. A substantial portion of this collection preserved Greek civilisation knowledge. 

But this also included knowledge gained through observation and reasoning. He learned that the Earth is round and the solar year is about 365 days, 5 hours and 49 minutes. This means that the Julian calendar, which requires leap years every four years, must be adjusted seasonally.

He lived way before his time. The Gregorian calendar, created in response to this observation, was not adopted until 1582! He is also known for being the first to use the B.C. and A.D. symbols in our calendar. On the other hand, if the duration is expressed in years, the days are significantly reduced, and leap years are considered standard years for the country.

If your birthday is a usual Wednesday and the following year is a leap year, your birthday is Friday, not Thursday.

The city holds a festival in leap years for four days every four years. It ends with a big birthday party for all the “jumps”.

29 February 2020 will be one small step and one giant leap for the calendar. Yes, the 78-year-old babies met online and went on a cruise to celebrate their first birthday in four years.

According to another anecdote, Queen Margaret of Scots, who was only five years old, passed a bill to fine a man for refusing to marry a woman in a leap year.

The Leap Year’s Marriages

This is a chance for women to pop the question once every four years (at least if you’re okay with the tradition). But is there any historical basis for the leap year proposal?

Irish folklore contains terrific, fun, quirky, and sometimes outdated traditions. It is treated as most popular during the 366-day leap year. Traditional and non-traditional, like a wedding? Leap years give women a chance once every four years to get down on one knee and pop the question without waiting for a man to get on her nerves.

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Pretty happy young woman requesting a hand of her beloved boyfriend, asking to marry. She is holding red box with an engagement ring smiling at surprised man in park on a sunny warm day

The Irish tradition is said to have begun in the fifth century when St. Bridget of Kildare complained to St. Patrick that a woman had to wait too long to propose to a man. When looking back through ancient Irish history, this event is said to have occurred.

Saint Patrick, according to legend, issued a decree allowing women to ask men to marry them on the one day in February that occurs during leap years. I have no doubt the women were ecstatic.

Following that, Irish monks brought the practice to Scotland, where it spread. The people of Scotland enacted a law in 1288 that stated a woman could ask the man of her dreams to marry her during a leap year.

The man would be fined if he declined the proposal on that specific day. According to the law, a woman could also propose marriage to any man during a leap year.

According to records, the law was enacted by an unmarried Queen, Margaret, who was no more than five years old at the time. All women who propose marriage must do so while wearing a red dress, according to the law.

A man’s punishment for refusing to kiss his lady could range from a simple peck on the cheek to purchasing a silk dress or a pair of gloves.

This tradition is based on a different story about Saint Patrick and Saint Brigid. Brigid responds to Patrick’s command by immediately getting down on one knee and proposing to Patrick. 

Patrick declined her offer because he was probably too busy rescuing the people of Ireland from the snakes. Still, he made amends by giving her a silk gown and kissing her on the cheek.

This, too, can be called into question. Although many people believe that Saint Patrick and Saint Brigid met and that she proposed to him, historical records show that Brigid was only nine or ten years old when Saint Patrick died in 461 AD. 

If, on the other hand, you believe he died much later, in the year 493 AD, this is possible, though it is still not very likely.

In some upper-class European societies, rejecting a woman entailed purchasing 12 pairs of gloves for her and giving them to her as a token of your rejection. 

Obviously, to hide her embarrassment at being unable to wear a ring! Due to the long-standing significance of the event, 29 February is now known as Bachelors’ Day in some communities.

The tradition is also supported by legal precedent in English law. The date of 29 February was not recognised and had no legal significance. 

People believed that because it was not a legal day, traditions would have no status on that day. As a result, women could propose marriage.

It changed from the unfair custom that only allowed men to propose marriage. Sadie Hawkins Day was a tradition celebrated in the United States, with some referring to 29 February as Sadie Hawkins Day.

Women are said to have the legal right to pursue single men to woo them into marriage on this day of the four-year cycle.

The female character Sadie Hawkins from the Al Capp comic strip “Li’l Abner” inspired the creation of Sadie Hawkins Dances, which were gatherings for young women to invite young men to.

If you decide to try this age-old practice, be aware that it has the potential to backfire on women just as much as it does on men. Everything in the name of fairness!

Leap Year’s History

The year 1752 is considered the first leap year in the modern sense in Britain. This year marks 11 days were ‘lost’ from September due to Britain and her colonies adopting the Gregorian calendar.

After the year 1752, we started using the approach that we still use today, which involves adding an extra day to February in years that are entirely divisible by four, except for years that finish in 00;

Years that are divisible by 400 are still considered to be leap years, like 2000. It is not the first time that leap years have been used; the Julian calendar, which was in use until 1752, had a more straightforward approach to leap years.

However, it is vital to remember that no calendar is entirely accurate. Additionally, during leap years, the Islamic calendar known as Al-Hijra incorporates an additional day into the 12th month, known as Zul Hajj.

When the Egyptians started measuring time by dividing the year into 12 months that each had 30 days, they added five days of festivals to the end of the year to make up for the extra five days at the end of the year.

In 46 B.C., Julius Caesar experimented with a “year of confusion.” It was decided to make the year 455 days long in the expectation that this would rectify the disparity that had developed between the seasons and the months.

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Statue of Julius Caesar in Old City Square

Would you like to know the total number of days in a leap year? The answer is pretty simple. The length of the calendar year is 365 days, except for years that are precisely divided into four. 

In specific years, the month of February receives an additional day, bringing the total number of days in the year to 366. The purpose of these guidelines is to ensure that the changing of the seasons takes place during the same months each year by bringing the average length of the calendar year into alignment with the size of the Earth’s orbit around the Sun.

The time that elapses between two consecutive passes of the Sun through the vernal equinox is traditionally referred to as a year. It goes without saying that what is actually taking place is that the Earth is completing one revolution around the Sun. 

Yet, it is much simpler to comprehend what is going on if one considers the apparent motion of the Sun in the sky. 

Julian Calendars & Gregorian Systems

Julius Caesar introduced the Julian calendar in 46 B.C. It remained used in western civilisation until 1582. Each year on the Julian calendar consisted of 12 months, and there were 365.25 days in total during the year.

This was accomplished by having three years of 365 days each and one year of 366 days. In point of fact, leap years were not properly implemented until the year 8 A.D. 

The gap between the absolute length of the year, 365.24237 days, and the accepted distance, which is 365.25 days, may not appear significant at first. Still, after hundreds of years, it becomes clear that there is a difference.

This is because the seasons, dependent on the date in the tropical year, were gradually going out of whack with the calendar date. The Gregorian calendar was first implemented in 1582 by Pope Gregory XIII and has been universally adopted.

Additionally, the Gregorian calendar mandated that 1 January should be the first day of the year. In nations that are not mostly Catholic, the shift occurred much later. For example, in 1752, Britain and its colonies shifted, moving New Year’s Day from 25 March to 1 January and changing the date of 2 September to 14 September.

The addition of a leap second on 31 December 2005, the first one since 1998, was done to maintain accurate alignment between solar time and clock time. A further one was included in 2008, 2012, and 30 June 2015.

The total number of hours in a leap year is 8784 because there are 366 days in a leap year. That is because each day has 24 hours. It is more or less as if we are saying that a tree manipulates the passage of time.

The passage of time may now be observed with such precision that it is possible to keep that the rate at which the Earth rotates can change throughout time. This can be affected by the seasons. 

For example, the growth of trees affects how the Earth’s mass is distributed and weather patterns such as El Nio. This can even be reliant on the state of the Earth’s interior. Since 1955, the most precise clocks have been made using an atomic transition in the gas caesium. 

This transition defines a well-known frequency, divided into seconds, minutes, and so on. If it is not evident by now, we are going to state some facts that we have come to realise so far; There is one Additional Day in Leap Year; 

In years designated as leap years, the last day of the month with the fewest days. Thus, February receives an additional day; 29 February, which is technically considered an intercalary day, is more commonly known as the leap day; 

The usual number of days in a year is 365, but there are 366 days in leap years since they occur approximately every four years, and no, there will not be a leap year in 2022. 29 February 2020 was the final leap day. The following one is scheduled for 29 February 2024.

Gregorian Calendar

Thus, the existing system for determining leap years was established in 1582 when Gregory XIII enacted the Gregorian calendar, named for Pope Gregory XIII (r. 1572–85), to replace the Julian calendar.

The Gregorian calendar is based on a mean solar year of 365.24219 days. It consists of only one leap year, except that the year is divisible by 100 and 400.

In this case, the days of the Gregorian year are added to February and then subtracted from October. The Gregorian calendar is used today for most civil purposes.

In some countries, it is also used for legal purposes. The time of the vernal equinox, solstices, and cross-quarter days are the same as on the Gregorian calendar.

The passage through the equinox and solstice seasons is independent of the transit of the Sun in a great circle. The cross-quarter days are determined by the complete gallery of the Sun through the zodiac.

Not by the date of the passage of the Sun through the Nakshatra (ascendant, 26 degrees from the equinox) or through the lunar nodes (Hindu: sidereal).

These are variable but are, of course, also related to the annual passage of the Sun through a great circle. In those countries where the Nakshatras are used for calendar purposes, the Sun simultaneously passes through the zodiac signs yearly.

This may appear as an alternative because of the similarity in names with the ancient Hebrew months. Still, the zodiacal degrees of the same name are not essential for the planets Saturn and Uranus, which are often considered zodiacal signs.

Measuring A Leap Year

It is a year measured by any calendar and adds an additional day or month. Because it takes the Earth slightly longer than 365 days to complete one orbit around the Sun, we have to make modifications to our calendar in the form of leap years and even leap seconds to prevent the seasons from drifting out of sync.

Let us explain the concept of a leap year. The year number must be divisible by four for it to be a leap year, except for years that fall at the end of a century, which must be divisible by 400. This demonstrates that the year 1900 was not a leap year, in contrast to the year 2000.

Thus, all three years, 2020, 2024, and 2028 are leap years. So, when will we experience the next leap year and day? The next time we share a leap day will be 29 February 2024 because the following leap year will be 2024.

We know what you must be wondering by now; why do we even bother with these leap years? Well, as we already explained, the time it takes for the Earth to complete one rotation around the Sun is not equivalent to the number of revolutions it meets.

Thus, the duration of the solar year, which is 365.2422 days, is an amount that cannot be accommodated by any calendar year. So, we must consider the leap year estimations and measurements to ensure that the months correspond correctly with the seasons by incorporating leap years into the calendar every four years.

Determining A Leap Year

To determine whether years contain a leap month according to our current Gregorian calendar, it is necessary to take into consideration the following three factors:

  • It is not a leap year if the year can be equally divided by 100; if it can, it is not a leap year.
  • Unless, in addition, the year is evenly divisible by 400. If so, we are in a leap year.

According to such guidelines, the years 1800, 1900, 2100, 2200, 2300, and 2500 are not leaping years; nevertheless, the years 2000 and 2400 are leap years.

Jumping Years

Our calendar stays in sync with the movement of Earth around the Sun thanks to the inclusion of leap days. Completing one revolution around the Sun takes the Earth roughly 365.242189 days, equivalent to 365 days, 5 hours, 48 minutes, and 45 seconds.

This year is tropical, beginning on the vernal equinox in March. On the other hand, a year on the Gregorian calendar only has 365 days in it. 

If we didn’t add an extra day to the calendar on 29 February about every four years, the start of each calendar year would be around six hours earlier than when the Earth finishes one cycle around the Sun.

As a direct result of this, our system of reckoning time would gradually deviate from the tropical year and become progressively out of whack with the changing seasons. A change of around 6 hours every year would result in a shift of approximately 24 calendar days in the seasons for one hundred years.

Suppose we let this continue for a long. In that case, those who live in the Northern Hemisphere will soon be celebrating Christmas in the middle of summer. This might happen as quickly as a few hundred years from now.

This inaccuracy is corrected and maintained by leap years, which provide the additional time necessary for the Earth to finish its orbit around the Sun and return to its starting point.

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Earth is Orbiting The Sun

In short, the Earth needs the extra time provided by leap days to become caught up with our calendar. So that we can set default timings that are precise for each season: spring, summer, fall, and winter.

If all the previous were true, why doesn’t our calendar include an extra day once every four years? To answer this exquisite wondering you are having, let me explain; If the tropical year was precisely 6 hours longer than a calendar year with 365 days, we could use the Julian calendar, which adds a leap day every four years without fail. 

However, this would only be possible if the tropical year was 6 hours longer than a calendar year with 365 days. Even though this does not seem to be the case because, over four years, the deviation would increase to precisely twenty-four hours. 

At this point, the Earth would require precisely one day to regain its location in its orbit, where it had been four years earlier. On the other hand, the difference between the Gregorian calendar and the tropical year is only a little under six hours.

This problem is solved by the Gregorian calendar, which uses a system of rules that is marginally more intricate than the rules used by other calendars to identify leap years. Still, the end product is not ideal, but the variation produced is relatively low.

The Year 2000

Since the beginning of the switch from the Julian calendar to the Gregorian calendar in 1582, the year 2000 has been somewhat exceptional. It was the first time that the third criterion was utilised across most of the world. This occurred in most countries around the globe.

Julius Caesar, a Roman general, is credited with being the first to introduce leap years into the western calendar. That dates back more than 2,000 years.

The Julian calendar, named after him, had only one rule: a leap year would be added to the calendar in any year equally divisible by four. Because of this calculation, there were many more leap years than there should have been. 

That caused the Julian calendar to deviate from the tropical year by one day every 128 years. This was not remedied until the adoption of the Gregorian calendar over 1500 years later. At that point, several days were already skipped to synchronise our calendar with the changing seasons.

A Leap Month

A leap month, like the one in the Chinese calendar, was added to the ancient Roman calendar every few years to keep it in line with the changing seasons.

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Leap Month

Like the leap days that were later added to the calendar, a leap month was also added in time to jump every four years to correct the calendar’s drift.

Quick Review

The word leap comes from the words leap, leap year, and leap month. Let us review the facts we have learned so far.

The Concept of a Leap Year

A leap year is a year that includes an extra day on the calendar. It occurs approximately once every four years.

The Necessity behind Having Leap Years

A year according to the Gregorian calendar, is 365 days; while a year, according to the Earth’s orbit around the Sun, is approximately 365.25 days;

It seems they are not precisely the same length of time. Thus, adding an extra day every four years helps keep our calendar aligned correctly with the astronomical seasons.

This proved to be reasonably necessary given that a year according to the Gregorian calendar, is 365 days and a year, according to the Earth’s orbit around the Sun, is approximately 365.25 days.

If we did not have this additional day, our calendar and the seasons would become increasingly out of sync with one another as time passed.

A Year VS A Leap Year

A leap year differs from a standard year. That is because it contains 366 days rather than 365. In addition, a leap year does not conclude and begins on the same day of the week as a regular year.

This is in contrast to a regular year, which does.

Determining A Leap Year

A leap year occurs approximately once every four years, a pattern that is not overly complicated to keep in mind.

Having said that, there is somewhat more to it than just that.

The following is a rundown of the protocol for leap years:

If the year in question is evenly divisible by 4, it can be a leap year.

Unless they are also divisible by 400, years that are divisible by 100 (century years such as 1900 or 2000) are not allowed to be leap years.

(Because of this, the years 1700, 1800, and 1900 did not qualify as leap years; however, the 1600 and 2000 did qualify.)

A year is considered a leap year if it adheres to both criteria outlined above.

When is the Next Year That Includes a Leap Day?

Leap Year Leap Day 2024

On 29 February 2028, on a Thursday

On 29 February 2032, on a Tuesday

2036-02-29 Sunday 29 February

29 February, Friday

Why Are There So Many Leap Years?

Our calendar must be adjusted daily to ensure it remains in sync with the astronomical seasons. This is a brief explanation of why we need leap years.

A single revolution of Earth around the Sun takes about 365.25 days, slightly longer than the beautiful, round number 365 that represents a year on the Gregorian calendar.

The calendar does not perfectly line with the solar year because it does not consider the additional quarter of a day that the Earth needs to spend in orbit around the Sun to finish the journey around the star.

Because of this discrepancy.25, our calendar drifts increasingly out of synchronisation with the changing seasons.

The calendar is brought back into alignment. As a result, the seasons are adjusted every four years when an additional day—also known as a “leap day”—is added.

In years with no leap years, the calendar would be out of sync by an additional 5 hours, 48 minutes, and 45 seconds.

After a hundred years, there would be a difference of 25 days between each season!

At some point in the future, the months that we currently refer to as February and March in the Northern Hemisphere will feel more like summer.

This drift is corrected by the additional leap day, but it’s still not a perfect match:

Including a leap day once every four years overcompensates by a few extra seconds in each leap year, ultimately adding around three additional days to the calendar once every 10,000 years.

What Exactly Is a Jump Day?

And a Leapling?

The additional day that occurs every four years on 29 February is “leap day.”

A person born on a leap day is called a “leapling.”

Are there any of you who were born on 29 February?

Please share your thoughts and opinions in the comments section below.

Facts and Legends Regarding the Leap Year

Leap Day was once referred to as “Ladies Day” or “Ladies’ Privilege” because it was the only day of the year when it was acceptable for women to ask men to marry them.

Based on this ancient tradition, Sadie Hawkins Day is occasionally celebrated on 29 February (leap day), which falls every four years.

Folklore has it that whenever there is a leap year, the day Friday always brings about a shift in the weather.

“There was never a good sheep year in a leap year” (old proverb)

Is It Unlucky to Be Born in a Leap Year?

Many believe that being born on Leap Day, which would make one a “leapling,” is a prophecy of prosperous times ahead.

It is considered extremely unlucky to be married during the year that contains a leap day in several cultures.

Although we are not aware of any evidence to support the marriage theory, we are aware that the following occurs during leap years:

Both the Titanic and Rome were lost that year (64). (1912).

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Ship Sunk on The Seabed

Similarly, the Pilgrims arrived in Plymouth, Massachusetts, in 1620. Benjamin Franklin demonstrated that lightning was a kind of electricity in 1752, and gold was discovered in California in 1848. All of these events took place during leap years (1848).

Do you have any recollections relating to the leap year?

Are you a member of the Leapling species yourself?

Please leave your thoughts in the comments section below!

The reason why 2022 will not be a leap year

2020 was last leap year.

Therefore, 2024 is the next leap year with 366 days plus one calendar day (29 February). We call this extra day a leap day.

It helps synchronise our artificial calendar with the Earth’s orbit around the Sun and the passing of the seasons.

Why do you need these extra days?

Blame it on Earth’s orbit. It takes about 365.25 days for our planet to orbit the Sun once.

This is .25, which requires a leap year every 4 years. For non-leap years, such as 2022, the calendar does not count the extra 1/4 it takes Earth to complete one revolution.

In fact, the manufactured calendar year is earlier than the solar year, which means our planet takes 365 days, 5 hours, 48 ​​minutes and 46 seconds to orbit the Sun. If you don’t adjust in time, your calendar year will differ from the solar year.

And the drift quickly sums up. For example, an unadjusted calendar year changes by about one day every four years.

After 100 years, the difference is about 25 days. The calendar adjustment shows that February will be the summer month in the Northern Hemisphere if more time passes without a leap year.

This is something that would happen if even more time was to pass.

Etching in black and white depicts a mediaeval scholar wearing a hat with four points and sitting at a desk with an orrery.

Clavius Christopher is your name (1538-1612).

This German mathematician and astronomer used the method for adding leap years to the Gregorian calendar and the precise location where they should be added.

The Gregorian calendar and its inclusion of leap years

Julius Caesar, acting on the advice of Sosigenes, an Alexandrian astronomer, introduced leap days into the Julian calendar for the first time in 46 BCE.

Pope Gregory XIII was responsible for the revision of the Julian calendar in 1582, which resulted in the creation of the Gregorian calendar with the help of Christopher Clavius, a German mathematician and astronomer.

In addition, the Gregorian calendar stipulated that leap days should not be added to years that ended in the number “00” unless the year in question was also divisible by 400.

This additional correction was added to the calendar to stabilise it for thousands of years. It was essential because solar years are slightly shorter than 365.25 days; therefore, the calendar must be adjusted accordingly.

In point of fact, there are 365 days and 24 hours that makeup one solar year.

Therefore, according to the regulations that are outlined in the Gregorian calendar, leap years have already occurred or will occur during the years that are listed below:

1600 1604 1608 1612 1616 1620 1624 1628 1632 1636 1640 1644 1648 1652 1656 1660 1664 1668 1672 1676 1680 1684 1688 1692 1696 1704 1708 1712 1716 1720 1724 1728 1732 1736 1740 1744 1748 1752 1756 1760 1764 1768 1772 1776 1780 1784 1788 1792 1796 1804 1808 1812 1816 1820 1824 1828 1832 1836 1840 1844 1848 1852 1856 1860 1864 1868 1872 1876 1880 1884 1888 1892 1896 1904 1908 1912 1916 1920 1924 1928 1932 1936 1940 1944 1948 1952 1956 1960 1964 1968 1972 1976 1980 1984 1988

Note that 2000 was a leap year since it is divisible by 400, but the year 1900 was not.

Since 1582, various countries have steadily adopted the Gregorian calendar as a “civil” international standard. This process began with the adoption of the Julian calendar.

The history of leap years

During the middle ages in Ireland and Scotland, women were permitted to make marriage proposals to men on 29 February of any leap year.

A male who turned down the woman’s proposition was required to pay her a fee.

Children born on 29 February will celebrate their actual birthday once every four years.

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Happy Children Celebrating During a Birthday Party

Typically, they will celebrate their birthday on either 28 February or 1 March.

In certain societies, the entire year following a leap year is seen as unlucky, whether for people or animals.

About once every four years, the month of February receives an additional day.

This is done to ensure that our calendars remain accurate, but 29 February has also given rise to many unique customs.

The bonus day occurs occasionally, but here are some interesting facts about it.

1. The Sun is the Center of Attention

According to Time and Date, it takes the Earth approximately 365.242189 days, equivalent to 365 days, 5 hours, 48 minutes, and 45 seconds, to complete one rotation around the Sun.

However, since the Gregorian calendar that we use only has 365 days, we would be forced to lose approximately six hours of daylight each year if we did not add an extra day to the month with the fewest number of days about once every four years.

After one hundred years, our calendar would be off by around twenty-four days.

In the illuminating animation that can be found above, James O’Donoghue, a planetary scientist working for the Japanese space agency JAXA who was once employed as a NASA Fellow at the Goddard Space Flight Center, puts all of this information into context for us.

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2. Julius Caesar and Pope Athanasius

William Holmes Sullivan’s painting depicts the killing of Julius Caesar, which dates to around 1888

The murder of Julius Caesar had nothing to do with his calculations for leap years.

William Holmes Sullivan (1836-1908

Around 46 B.C., Julius Caesar instituted the first leap year. However, his Julian calendar had only one criterion dictating when a leap year would occur: any year that could be evenly divided by four.

Because of this, there were excessive leap years, but the calculations weren’t adjusted until more than 1,500 years later when Pope Gregory XIII developed his Gregorian calendar.

3. In a Strict Sense, It Doesn’t Happen Every Four Years

Caesar’s idea wasn’t terrible, but his math was a little incorrect; the additional day added once every four years was too significant of a fix.

Because of this, a leap year occurs every time there is a year divisible by four. However, to qualify for century years (years that end in 00), they must also be divisible by 400.

It should be noted that although 2000 was a leap year, the years 1700, 1800, and 1900 were not.

4. Asking the Question: a woman putting forth a proposal to a male

According to tradition, a woman may ask a man to marry her on the day of the leap year.

But if that’s the case, who gets the ring?

Antonio Guillem/Shutterstock

The day of 29 February is considered to be a good day for a woman to make a marriage proposal to a guy.

St. Bridget, who claimed to have complained to St. Patrick that women had to wait too long for their suitor to pop the question, has been regarded as the originator of the ritual. Other historical individuals have also been credited with the practice.

According to the BBC, the accommodating Patrick purportedly offered ladies one day to propose to their significant others.

5. It’s a Day That Cannot Officially Be Celebrated in the United States

According to a different legend, Queen Margaret of Scotland, who would have been just 5 years old at the time, is said to have passed a rule that established fines for men who declined marriage proposals from women during a leap year. This story should be taken with a grain of salt.

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It is believed that the practice’s origin most likely dates back to when 29 February was not recognised by English law. If the day had no legal significance, it was acceptable for a woman to break convention and propose to her boyfriend.

6. On the other hand, there can be a penalty for not accepting

Additional customs assign a monetary value to the word “no.”

It will be expensive for a man if he does not accept a proposal during the leap year.

According to The Mirror, if a guy turns down a woman’s proposal on 29 February, he must offer her a dozen pairs of gloves as compensation.

In Finland, a gentleman who isn’t interested in a woman’s suitor is expected to give her enough fabric to make a skirt.

7. It’s Not Good for the Wedding Industry at All

It is no surprise that leap years can be detrimental to the wedding industry.

According to a report from The Telegraph, one in every five engaged couples in Greece chooses not to tie the marriage in a leap year.


Because they think it will bring them terrible luck.

8. There Is a Capital for the Leap Year

The cities of Anthony, Texas and New Mexico, identical twins, have taken it upon themselves to declare themselves the “Leap Year Capital of the World.”

They celebrate the leap year with a festival that lasts four days and includes a large birthday party for anyone born in a leap year.

(A valid I.D. is necessary.)

9. A Word About Those Baby Born in February of the Leap Year four cupcakes with candles

“Leaplings” are required to hold their annual celebrations on either 28 February or 1 March in years in which there is no leap day.


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People born on 29 February are frequently referred to as “leaplings” or “lepers.”

Most of them do not wait until their birthday comes around once every four years to celebrate it; instead, they blow out the candles on either 28 February or 1 March.

According to History.com, around 4.1 million people in different parts of the world were born on 29 February. The odds of having a leap birthday are one in 1,461 (one in every leap year).

10. Infants Who Have Set New Records

The Keoghs are the only verifiable example of a family that has produced three generations, with members born on 29 February. This accomplishment is credited to Guinness World Records.

1940 was the year that Peter Anthony Keogh was born in Ireland.

His son Peter Eric was born in the United Kingdom on leap day in 1964, and his granddaughter Bethany Wealth was born in the United Kingdom in 1996. Both of these events took place in the United Kingdom.

(That strikes us as odd, to put it mildly.)

11. Notable Individuals Who Were Born on 29 February (Leap Day) cheerful girl on a rock

Because you probably only get to celebrate your birthday on an actual day once every few years, you ought to make the most of the opportunity.

Anton Watman/Shutterstock

The composer Gioacchino Rossini, motivational speaker Tony Robbins, jazz musician Jimmy Dorsey, actors Dennis Farina and Antonio Sabato Jr., and rapper and actor Ja Rule are just a few famous people who were born on leap day.

12. Green Frog, a Proverb for the Leap Year

On 29 February, you may commemorate Leap Day by participating in a wide variety of exciting activities, including a few that are themed around frogs.

The concept of the leap year is referenced in many proverbs.

It is a common belief in Scotland that the leap year is detrimental to the health of the country’s sheep, which is why a common Scottish proverb states, “Leap year was ne’er a good sheep year.”

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Warnings not to schedule significant events like marriages during leap years are common in Italy, where the phrase “anno bisesto, anno funesto” (which translates to “leap year, doom year”) is commonly used.

What is the cause?

In Italian, the phrase “In a leap year, ladies are unpredictable” is rendered as “Anno bisesto tutti le donne senza sesto.”

13. There Is Even a Club Named After the Extra Year

People born on 29 February might become members of the Honor Society of Leap Year Day Babies organisation.

There are more than 11,000 members from all over the world.

The purpose of the group is to raise awareness of leap day and facilitate communication between those born on that date.

Bye, bye!

Leap years are a time-saving shortcut that allows us to add an extra day to the calendar every four years. This is done by adding a different day, 29 February, to the calendar.

This happens because the number of days a year is not evenly divisible by four. For example, the year 2020 has 365 days, whereas the year 2028 has 366 days. To make up for this shortfall, we add an extra day (28 February) to the calendar every four years. 

So, what does this mean for us? The next time you’re planning an event or trying to remember a date, remember that it’s actually 28 February instead of 27 February. And don’t forget to adjust your dates if you’re planning something that falls on a leap year!

Leap years are a time-saving shortcut that allows us to add an extra day to the calendar every four years. This is done by adding a different day, 29 February, to the calendar.

This happens because the number of days a year is not evenly divisible by four. For example, the year 2020 has 365 days, whereas the year 2028 has 366 days. To make up for this shortfall, we add an extra day (28 February) to the calendar every four years.

Even though the number of days in a year is not equally divisible by four, the days are equally spaced in the month. The Gregorian calendar is designed to be more in tune with the Earth’s natural seasons, allowing us one extra month each year. The days of the week are also aligned in a way that corresponds to the week of the lunar cycle.

It is estimated that someday during the next four hundred years, our calendar will change, and we will no longer have 1 January of the first year and 29 February in a leap year. But hopefully, by then, we’ll have developed a new calendar utilising centuries-old Math to predict the world’s end.

Although leap years are a time-saving shortcut that allows us to add an extra day to the calendar every four years, it can also be viewed as a way to make up for the fact that we don’t have a 365 – day year. This is because 29 February is added to the end of the year instead of being placed at the beginning like all other days would be if they were counted from 1 – 365.

If you’re wondering how this affects your finances or personal life, don’t worry. We’ve got you covered! We’ll explain what happens when there are more days in a year and when there are fewer days in a year later in this post.

So, what does this mean for us? The next time you’re planning an event or trying to remember a date, remember that it’s actually 28 February instead of 27 February. And don’t forget to adjust your dates if you’re planning something that falls on a leap year!

So, what’s the big deal? Why should you care about leap years? Well, for one, they can help you plan your finances a little better. If you know that 29 February is coming up soon, you can start thinking about how much money you’ll need to put aside for your taxes or holiday shopping.

And since this extra day is added every four years, you don’t have to worry about missing any critical financial dates! Plus, it’s fun to learn about how our calendar works. And finally, there’s something magical about saying, “I’ve been waiting for this day all my life!” when you find out that 29 February falls on a weekend this year. It’s like getting two days off work for free!

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