This is our day guide for Thursday December 4th 2025 which shows you at a glance what's happening on this day around the world. Using the calendar on this page, you can look at a day guide for any day. Why not look up your birthday to see which holidays you share it with?
Observances on December 4th 2025
National Unity Day
Commemorates a speech in 1991 by King Bhumibol which asked people to value knowledge, love and unity.
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National Cookie Day 🍪
Indulge your senses this National Cookie Day with recipes, baking tips, and sweet traditions to celebrate the joy cookies bring.
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Public Holidays on December 4th 2025
Unduvap Full Moon Poya
Celebrates the arrival of the Bo tree sapling in Anuradhapura, brought by Ashoka's daughter, Sangamitta
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Tupou I Day
Marks the coronation in 1845 of the founder of the modern Kingdom of Tonga, King George Taufa’ahau Tupou I.
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