About December 21
December 21 is day 355 of the year, in week 52. In the Northern Hemisphere it falls in winter, and in 2026 it lands on a Monday. Counting from today there are 78 days to go, which is 11 weeks and 1 day, or about 1,871 hours. It is also Winter.
December 21 in the coming years
| Year | Day of the week | Days away |
|---|---|---|
| 2026 | Monday | 78 |
| 2027 | Tuesday | 443 |
| 2028 | Thursday | 809 |
| 2029 | Friday | 1,174 |
| 2030 | Saturday | 1,539 |
| 2031 | Sunday | 1,904 |
Frequently asked questions
How many days until December 21?
There are 78 days until December 21, 2026, counting from today, October 4, 2026.
How many weeks until December 21?
December 21 is 11 weeks and 1 day away.
What day of the week is December 21, 2026?
December 21, 2026 is a Monday.
How many hours until December 21?
About 1,871 hours until the start of December 21.
What day of the year is December 21?
December 21 is day 355 of 2026.