December 2025 Calendar
A printable December 2025 calendar with US holidays marked and a Monday week start. Print it below, or download it as a PDF, editable Word or Excel file.
December 2025
| Wk | Monday | Tuesday | Wednesday | Thursday | Friday | Saturday | Sunday |
|---|---|---|---|---|---|---|---|
| 49 | 1 | 2 | 3 | 4 | 5 ◯ | 6 | 7 |
| 50 | 8 | 9 | 10 | 11 | 12 ◖ | 13 | 14 |
| 51 | 15 | 16 | 17 | 18 | 19 | 20 ● | 21 |
| 52 | 22 | 23 | 24 Christmas Eve | 25 Christmas Day | 26 | 27 ◕ | 28 |
| 1 | 29 | 30 | 31 New Year's Eve | 1 | 2 | 3 | 4 |
December 2025 has 31 days, starts on a Monday, and covers ISO weeks 49–1. There are 22 working days and 8 weekend days.
About December 2025
December is the final month of the year, home to Christmas, Hanukkah, Kwanzaa and New Year's Eve, and the winter solstice around December 21.
- Length: 31 days, from Monday December 1 to Wednesday December 31.
- Working days: 22 (176 working hours); 8 weekend days.
- Week numbers: ISO weeks 49–1; days 335–365 of the year, in Q4.
- Season & sky: a winter (from the solstice) month, with 4 moon phases and the Turquoise, Zircon & Tanzanite birthstone.
Make it yours: want December on a designed background or with your own photo? Open it in the calendar maker, or download the fully editable Word version and type your events straight into the boxes.
Holidays & Observances in December 2025
| Date | Day | Holiday | |
|---|---|---|---|
| Dec 24 | Wednesday | Christmas Eve | |
| Dec 25 | Thursday | Christmas Day | Federal |
| Dec 31 | Wednesday | New Year's Eve |
Moon Phases in December 2025
| Phase | Date | |
|---|---|---|
| ◯ | Full Moon | Friday, December 5 |
| ◖ | Last Quarter | Friday, December 12 |
| ● | New Moon | Saturday, December 20 |
| ◕ | First Quarter | Saturday, December 27 |
December Facts
| Birthstone | Turquoise, Zircon & Tanzanite |
| Birth flowers | Narcissus & Holly |
| Zodiac signs | Sagittarius (until December 21), then Capricorn |
| Season | winter (from the solstice) |
| Quarter | Q4 2025 |
Print, Customize & Plan
- 🖨 Use the Print button above, or grab the PDF, Word or Excel download.
- 🎨 Add a designed background from our template gallery or your own photo in the calendar maker.
- 💼 Planning tools: working days in 2025 · days between dates · all 2025 formats.
- 📅 See the full 2025 yearly calendar or all 2025 holidays.
Notable Dates in December
| Date | Occasion | Type |
|---|---|---|
| Dec 1 | World AIDS Day | awareness |
| Dec 3 | International Day of Persons with Disabilities | observance |
| Dec 7 | Pearl Harbor Remembrance Day (1941) | observance |
| Dec 10 | Human Rights Day | observance |
| varies | Winter Solstice | astronomy |
| Dec 24 | Christmas Eve | holiday |
| Dec 25 | Christmas Day | holiday |
| Dec 26 | Kwanzaa Begins | cultural |
| Dec 31 | New Year's Eve | holiday |
December 2025 Calendar FAQ
How many days are in December 2025?
December 2025 has 31 days. It begins on a Monday and ends on a Wednesday.
How many working days are in December 2025?
There are 22 working days in December 2025 (about 176 working hours), after taking out weekends and any observed federal holidays. It also has 8 weekend days.
What week numbers does December 2025 cover?
December 2025 spans ISO weeks 49 through 1, covering days 335 to 365 of the year.
What holidays are in December 2025?
December 2025 includes Christmas Eve, Christmas Day, New Year's Eve.
What day of the week is Christmas Day 2025?
Christmas Day 2025 falls on a Thursday, December 25.