You may be wondering how many months of the year only have actually 28 days in them. The answer is 1, February yet that only applies when it’s not a leap year when February has 29 days.

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Remembering how numerous days every month has is rather a pain, however there is always one month you have the right to remember; February is the only month that has actually only 28 (or 29) days. If we want to get details (and snarky), all 12 month of the year have at the very least 28 days. One of the greatest questions is why is February the just month that has 28 (or 29) days, and what is a leap year? To discover all around it examine out this guide.


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February is always a bad month because that TV sports. Football is gone, basketball is plodding follow me in the yearly midseason doldrums, and also baseball is not also mentioned. – Hunter S. Thompson

Can you Guess The number of Months through 28 Days?

In case you space wondering, here are the variety of days every month has:

How countless Days Does each Month Have?
MonthDay
January31
February28 (or 29 in a leap year)
March31
April30
May31
June30
July31
August31
September30
October31
November30
December31

Why room There only 28 job In The Month the February?

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Image source: Pexels

As through so plenty of things in our society, the factor February has only 28 days is the fault of the old Romans.

Note: A lunar year has 355 work (the lunar bike is 29 days long)


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The Romans come up with the an initial calendar that culture recognized, and it had a glaring difference from the calendar we understand today; the only had actually 10 months instead of 12. In this calendar the year actually started in March and ended in December, definition that February and also January didn’t exist. Right here are the months, their translations, and also the number of days every month had:

Romulus Calendar
Month (Latin and English)TranslationDays
Mensis Martius (March)Month the Mars31
Mensis Aprilis (April)Month the Aphrodite30
Mensis Maius (May)Month of Maia31
Mensis QuintilisFifth Month31
Mensis SextilisSixth Month30
Mensis SeptemberSeventh Month30
Mensis OctoberEighth Month31
Mensis NovemberNinth Month30
Mensis DecemberTenth Month30
Total days Of The Year:274

This calendar to be made by the very very first Roman king Romulus and though that is somewhat unclear why this calendar didn’t actually enhance up come the lunar calendar, the general belief is that January and February were not included due to the fact that there were no harvesting crops in those months anyway. Romulus’ successor, Numa Pompilius, amendment the calendar and added January and February in, do it line up much closer through the lunar calendar.

When King Pompilius included those two extra month he had to try to avoid having actually months v an even amount that days. Romans had a pretty severe superstition that also numbers to be unlucky, so they typically tried to avoid them. So, in order to actually complement up come the lunar year (355 days) one of the 12 months had to have an even variety of days. February was liked to have actually 28 days and also was offered as the month the Romans would honor your dead. Numa’s brand-new calendar wound up looking prefer this:

Numa’s Calendar
Martius31 Days
Aprilius29 Days
Maius31 Days
Iunius29 Days
Quintilis31 Days
Sextilis39 Days
September29 Days
October31 Days
November29 Days
December29 Days
Ianuarius29 Days
Februarius28 Days
Total Days:355

After a duration of time, it ended up being clear that the calendar to be not remaining synced up v the seasons because it didn’t actually take into account the lot of time the earth took come rotate approximately the sun. So, in 45 BC Julius Caesar hired someone to make a calendar the was considerably an ext accurate and sun-based. To perform this 10 extra job were included into the year, and an extra job was added into February.

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The Julian calendar had a full of 365 days over a duration of 12 months. This calendar took result on January 1st, 45 BC, and stayed in result until 1582. Below is the Julian calendar:


The Julian Calendar
MonthDays from roman CalendarDays in Julian Calendar
Ianuarius (January)2931
Februarius (February)2828 (29 top top leap years)
Martius (March)3131
Aprilis (April)2930
Maius (May)3131
Iunius (June)2930
Quintilis (July)3131
Sextilis (August)2931
September2930
October3131
November2930
December2931
Total Days:355365

Our culture now uses the Gregorian calendar, called after Pope Gregory XIII. This calendar was presented in 1582 and also accounts for leap years every 4 years. According to the astronomical Applications Department, the ascendancy for leap years is (can also be uncovered here):

Every year that is precisely divisible by 4 is a leap year, other than for years that are exactly divisible by 100, but these centurial years are leap year if castle are exactly divisible by 400. Because that example, the years 1700, 1800, and also 1900 are not leap years, but the year 2000 is. The Gregorian days for Easter space computed from a set of ecclesiastical rules and also tables

The Gregorian calendar basically simply shortened down the Julian calendar through 1/4 so the the days inside wall up far better with equinoxes. As soon as this was put into effect it was so drastic the October 4th, 1582 was followed by October 15, 1582. If we believed we complained about daylight to save time imagine losing multiple days of the year randomly. This calendar was originally embraced by europe Catholics first and eventually, the remainder of the civilization followed suit.

What is the Gregorian calendar?

The Gregorian calendar is:

The Gregorian Calendar
MonthDays
January31
February28 (or 29 in a leap year)
March31
April30
May31
June30
July31
August31
September30
October31
November30
December31
Total:365

Facts about The Gregorian Calendar

The primary goal that the Gregorian calendar was to readjust the day of EasterNeeded to fall of the feather equinoxThis calendar is “only” 26 seconds off the the solar yearBy 4909 the Gregorian calendar will be a day front of the yes, really solar yearBecause the this, we have actually leap secondsThe Gregorian calendar is only 11 minutes different from the Julian calendarSaudi Arabia switched come the Gregorian calendar in 2016The United claims of America embraced the Gregorian calendar in 1752 and also ended up losing 11 days as soon as swapping come itThere is no perfect calendar, and things might readjust again in ~ some point in the future

Facts around February – The only Month with 28 Days

The surname February is roman and method “purification”February is the only month that deserve to not have a full moonHoroscopes for February:Aquarius (January 20 – February 18)Pisces (February 19 – march 20)Groundhog day is in February and also is a Garman superstition