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Important Days in December 2025
List of important days and dates, special days, national and international days, festivals, and holidays in December 2025.
| Date | Day | Event |
|---|---|---|
| Dec 1 | Mon | Cyber Monday |
| Dec 1 | Mon | World AIDS Day |
| Dec 2 | Tue | International Day for the Abolition of Slavery |
| Dec 2 | Tue | World Computer Literacy Day |
| Dec 3 | Wed | International Day of Persons with Disabilities |
| Dec 4 | Thu | Indian Navy Day |
| Dec 5 | Fri | International Volunteer Day for Economic and Social Development |
| Dec 5 | Fri | World Soil Day |
| Dec 7 | Sun | Armed Forces Flag Day |
| Dec 7 | Sun | International Civil Aviation Day |
| Dec 9 | Tue | Genocide Prevention Day |
| Dec 9 | Tue | International Anti-Corruption Day |
| Dec 10 | Wed | Human Rights Day |
| Dec 11 | Thu | International Mountain Day |
| Dec 12 | Fri | International Day of Neutrality |
| Dec 12 | Fri | International Universal Health Coverage Day |
| Dec 14 | Sun | National Energy Conservation Day |
| Dec 18 | Thu | Arabic Language Day |
| Dec 18 | Thu | International Migrants Day |
| Dec 19 | Fri | Goa Liberation Day |
| Dec 20 | Sat | International Human Solidarity Day |
| Dec 21 | Sun | Winter Solstice |
| Dec 24 | Wed | Christmas Eve |
| Dec 25 | Thu | Christmas |
| Dec 26 | Fri | Boxing Day |