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December 2025: Check out the full list of key dates, events, and observances
December 2025 is packed with major observances, from World AIDS Day to Christmas and New Year events, offering a full month of global and national celebrations.
The last month of 2025 is almost upon us. This usually means cozying up in sweaters and enjoying fireside conversations. It is also a time for celebration for many as Christmas and the New Year approach. However, the importance of December is not limited to just the 25th and the 31st day of the month.
December is, in fact, a month packed with days dedicated to special events and causes. Take a look at which days of the month have a special significance attached to them.
Important days international and national days in December
December 1: World AIDS Day
December 2: International Day for the Abolition of Slavery/National Pollution Control Day/World Computer Literacy Day/Anniversary of Bhopal Gas Tragedy
December 3: International Day of Persons with Disabilities
December 4: Indian Navy Day/Wildlife Conservation Day
December 5: International Volunteer Day/World Soil Day
December 6: Dr. BR Ambedkar’s death anniversary/National Microwave Oven Day
December 7: Armed Forces Flag Day/International Civil Aviation Day/National Cotton Candy Day
December 8: Bodhi Day/National Brownie Day
December 9: International Anti-Corruption Day/National Pastry Day
December 10: Nobel Prize Day (Death anniversary of Alfred Nobel)/International Animal Rights Day/Human Rights Day
December 11: International Mountain Day/UNICEF Day
December 12: International Day of Neutrality/ International Universal Health Coverage Day
December 14: Hanukkah/Monkey Day
December 16: Vijay Diwas (Marking Indian Armed Forces’ win over Pakistan in 1971 War)
December 18: International Migrants Day/Minorities Rights Day/World Arabic Language Day
December 19: Goa Liberation Day
December 20: International Human Solidarity Day
December 21: Winter Solstice/World Basketball Day/World Meditation Day
December 22: National Mathematics Day (Srinivasa Ramanujan’s birthday)
December 23: National Farmers Day
December 24: National Consumer Rights Day
December 25: Christmas/Good Governance Day (Atal Bihari Vajpayee’s birth anniversary)
December 26: Boxing Day/Veer Bal Diwas/Beginning of Kwanzaa
December 27: International Day of Epidemic Preparedness
December 31: New Year’s Eve/ National Make Up Your Mind Day
Also read: New York to London: The most Instagrammable Christmas destinations for 2025
FAQs
What is the day after Christmas known as?
Boxing Day is the name of the day after Christmas in the Western world.
When is UNICEF Day?
UNICEF Day is celebrated on December 11.
