FAQ

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How many days in a month?

Online calculator to find the number of days in a month.

There are about
30.4
days in one month.

On average, a common year has
30.4
days per month and a leap year has
30.5
days per month.
Days in a month calculator
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Number of days in each month
Month
No. of Days
January
31
February (common year)
28
February (leap year)
29
March
31
April
30
May
31
June
30
July
31
August
31
September
30
October
31
November
30
December
31
There are no rows in this table


An easy way to remember: the knuckle trick


image.png
An easy way to remember how many days are in each month is by with the . Here’s how you do it:
Make a fist with both hands, then touch the sides of your hands and thumbs together like in the diagram above
Start at the left pinky knuckle - this is January. Then move to the depression to the right, just before your next knuckle - this is February.
Knuckles are 31 and depressions are 30 (or 28/29 in the case of February). Continue moving along the knuckles and depressions of both hands and matching each spot with a month of the year (as pictured above).

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