How many days in December
- December starting date (mm/dd) is 12/01 – December 1
- December end date (mm/dd) is 12/31 – December 31
- (mm = month, dd = day)
There are 31 days in December.
December is 4 weeks and 3 days long.
When is the first day of December and how many months, weeks and days until December?
interesting things about December
Here are some interesting facts about December:
Where does the name December come from?
December (in Latin December, or Mensis December) was originally the 10th (and last) month of the 10-month calendar, and it originated from the Latin word decem, which means ten.
Did you know: December wasn’t always the twelfth month of the year
The first month of the year in the Roman Calendar was March.
Julius Caesar changed the calendar and added January and February, making the beginning of the year January.
The modern-day calendar is called the Gregorian calendar and is based on the Julian calendar.
POST – How many days until Christmas Day: Christmas Countdown – How Many Days Until Christmas Day?
POST – How many days until New Year’s Eve: New Year’s Eve Countdown – How Many Days Until New Year’s Eve?
Which months have the same number of days as December
January, March, May, July, August, and October have the same number of days (31 days) as December.
How many days in a month?
Each month has 30 and 31 days, except for February, which has 28 or 29 days (29 during leap years).
The common calendar year is 365 days
The leap year is 366 days.
Months with 28 (or 29) days
February is the only month that has 28 days (common year). During the leap year (every four years), February has 29 days.
Related post: Leap Year List – When Is the Next Leap Year?
Months with 30 days
Months that have 30 days are April, June, September, and November.
Months with 31 days
All the rest seven months have 31 days each month.
Months that have 31 days are January, March, May, July, August, October, and December.
Get up-to-date information:
- Current day number: Current Day Number – What Number Day of the Year Is It?
- Current week numbers: Current Week Number – What Week of the Year Is It?
- Today’s date in numbers: What Is Today’s Date?
- Learn more about the months of the year: Months of the Year – List of Months in Order
December calendar printables
Check the dates in December and print out your favorite free calendar: December Calendar – Cute & FREE Printables
December Phone wallpapers
Find your favorite December phone wallpaper: December Calendar Wallpaper – 48 Cute iPhone Backgrounds
December Desktop backgrounds
Grab your favorite December desktop background: December Desktop Wallpaper – 21 Cute & Free December Calendar Backgrounds