Classic monthly
One month per page with holidays, moon phases and notes.
Portrait
December 2025 Calendar
December 2025 calendar templates
4 styles in 4 colors (sage, mist blue, apricot and ink). Pick a color, then download a free PDF or PNG.
Monthly planner
Side column for goals, to-dos and notes.
Landscape
Bold monthly
Color band header, big readable dates.
Portrait
Minimal monthly
No grid lines, just dates.
Landscape
Holidays & observances in December 2025
- Wed, Dec 24Christmas EveObservance
- Thu, Dec 25Christmas DayFederal holiday
- Wed, Dec 31New Year's EveObservance
Moon phases
- Full moon Fri, Dec 5
- Last quarter Sat, Dec 13
- New moon Sat, Dec 20
- First quarter Sat, Dec 27
About December 2025
- Days31
- Starts onMonday
- Ends onWednesday
- ISO weeks49–1
- Weekdays (Mon–Fri)23
- Working days after federal holidays22
This printable December 2025 calendar marks Christmas Day, shows moon phases and includes a notes area. Use the options to start the week on Sunday or Monday, add ISO week numbers, or switch to the planner template with a to-do column.
Calendar guides
Learn more about holidays, week numbers, moon phases and printing.
Calendar basics
Moon phases: how they work and when the full moons are
Why the Moon has phases, how long a lunar cycle lasts, traditional full moon names, and a list of full moon dates for the coming year.
Read guide · 2 min → HolidaysUS federal holidays explained
All 11 US federal holidays, how their dates are set, and the observed-day rule that moves weekend holidays to Friday or Monday — with a full table for the coming year.
Read guide · 2 min → Ideas12 practical ways to use a printable calendar
Ideas for getting more from a printable calendar: family planning, meal plans, habit tracking, chores, budgets, school terms, travel countdowns and more.
Read guide · 2 min →