December 2025
| Sun | Mon | Tue | Wed | Thu | Fri | Sat |
|---|---|---|---|---|---|---|
1 St Andrew's Day observed (Scotland) Freedom and Democracy Day | 2 National Day | 3 Day of Navarre (Navarre) International Day of Disabled Persons | 4 Anniversary of the Coronation of King Tupou I Udhauli Parva | 5 King Bhumibol's Birthday/Father's Day St Nicholas' Eve/Sinterklaas | 6 Army Day St. Nicholas Day | |
7 Spitak Remembrance Day Second Advent Sunday | 8 Feast of the Immaculate Conception Battle Day | 9 Independence Day Republic Day | 10 Anniversary of Victory over ISIS Constitution Day | 11 Birthday of the Sultan of Selangor (Selangor) Proclamation of Independence Day | 12 Human Rights and Peace Day Jamhuri Day | 13 National Day Republic Day |
14 Third Advent Sunday Day of the Workers of Oil, Gas, Power and Geological Industry | 15 Hanukkah (Day 1) Homecoming Day (only Alderney) | 16 Hanukkah (Day 2) Victory Day | 17 National Day Holiday Hanukkah (Day 3) | 18 National Day Nigerien Republic Day | 19 Kayin New Year Day Hanukkah (Day 5) | 20 National Day of Mourning Abolition of Slavery |
21 Winter Solstice São Tomé Day | 22 Mother's Day Unity Day | 23 Winter Solstice Holiday | 24 Christmas Eve (regional holiday) Christmas Eve (New Brunswick) | 25 Christmas Day (regional holiday) Quaid-e-Azam Day | 26 Day of Goodwill St Stephen's Day | 27 National Day of the Victorious Greater Poland Uprising Guru Govind Singh Jayanti |
28 Mothers' Day Incwala Day | 29 Peace Day Independence Day | 30 Christmas Holiday Tamu Lhosar | 31 Substitute Holiday for New Year Holiday New Year's Eve (regional holiday) |