December 2026 Calendar
Updated November 6, 2026 · Edited by the JanuaryCalendar.com team
December 2026 starts on Tuesday, December 1, and ends on Thursday, December 31. It has 31 days, 23 weekdays and 22 US working days. US federal holidays: Christmas Day (Fri, Dec 25).
- Starts
- Tuesday
- Days
- 31
- US working days
- 22
- Full moon
- Dec 23
- Birthstone
- Turquoise
- Zodiac
- Sagittarius, Capricorn
December 2026
| Sunday | Monday | Tuesday | Wednesday | Thursday | Friday | Saturday |
|---|---|---|---|---|---|---|
| 1Last Quarter | 2 | 3 | 4 | 5 | ||
| 6 | 7 | 8New Moon | 9 | 10 | 11 | 12 |
| 13 | 14 | 15 | 16 | 17First Quarter | 18 | 19 |
| 20 | 21 | 22 | 23Full Moon | 24Christmas Eve | 25Christmas | 26 |
| 27 | 28 | 29 | 30Last Quarter | 31New Year's Eve |
- Dec 1◑ Last Quarter, 1:09 a.m. EST
- Dec 8● New Moon, 7:52 p.m. EST
- Dec 17◐ First Quarter, 12:43 a.m. EST
- Dec 23○ Full Moon, 8:28 p.m. EST
- Dec 24Christmas Eve
- Dec 25Christmas Day
- Dec 28Boxing Day (substitute day) (UK)
- Dec 30◑ Last Quarter, 2:00 p.m. EST
- Dec 31New Year's Eve
December 2026 holidays and observances
| Date | Day | Holiday or observance | Notes |
|---|---|---|---|
| Dec 24 | Thu | Christmas Eve | Observance |
| Dec 25 | Fri | Christmas Day | Federal holiday |
| Dec 28 | Mon | Boxing Day (substitute day) (UK) | UK |
| Dec 31 | Thu | New Year's Eve | Observance |
Dates follow federal rules (a holiday on Saturday is observed Friday, on Sunday the following Monday). UK bank holidays follow standard rules; one-off extra holidays are announced by the government.
Moon phases
| Phase | Date (Eastern) | Time (ET) | Time (UTC) |
|---|---|---|---|
| ◑ Last Quarter | Tuesday, December 1 | 1:09 a.m. EST | Dec 01, 06:09 UTC |
| ● New Moon | Tuesday, December 8 | 7:52 p.m. EST | Dec 09, 00:52 UTC |
| ◐ First Quarter | Thursday, December 17 | 12:43 a.m. EST | Dec 17, 05:43 UTC |
| ○ Full Moon | Wednesday, December 23 | 8:28 p.m. EST | Dec 24, 01:28 UTC |
| ◑ Last Quarter | Wednesday, December 30 | 2:00 p.m. EST | Dec 30, 19:00 UTC |
Calculated with standard astronomical algorithms; Eastern Time.
Working days
December 2026 has 22 working days in the US: 23 weekdays minus 1 federal holiday on a weekday. Tuesday, Wednesday and Thursday occur five times.
| Weekday | Count |
|---|---|
| Sunday | 4 |
| Monday | 4 |
| Tuesday | 5 |
| Wednesday | 5 |
| Thursday | 5 |
| Friday | 4 |
| Saturday | 4 |
Week numbers
| ISO week | Dates |
|---|---|
| Week 49 | Dec 1 – 6 |
| Week 50 | Dec 7 – 13 |
| Week 51 | Dec 14 – 20 |
| Week 52 | Dec 21 – 27 |
| Week 53 | Dec 28 – 31 |
Printable December 2026 calendar
Free for personal, classroom and office use. See all printable calendars.
Frequently asked questions
How many days are in December 2026?
December 2026 has 31 days. It starts on a Tuesday and ends on a Thursday.
How many working days are in December 2026?
December 2026 has 22 US working days (23 weekdays minus federal holidays).
What federal holidays are in December 2026?
Christmas Day (Fri, Dec 25).
When is the full moon in December 2026?
The full moon is on Wednesday, December 23, 2026 at 8:28 p.m. EST.
What is the December birthstone and zodiac sign?
The December birthstone is turquoise. People born Dec 1–21 are Sagittarius; those born Dec 22–31 are Capricorn.