December 2025 January February 2025 Calendar. The december 2025 monthly calendar includes week numbers and united states holidays for the month of december. December 2025 calendar is here with the extensive list of all festivals, fasts, and holidays that you will encounter this month.

There’s a full moon shining in every calendar month of 2025 on these dates: 20 rows discover our 2025 interactive calendar with all key dates and holidays.