This is our day guide for Tuesday December 15th 2026 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?
Holidays on December 15th 2026
Regional
Bonaire, Sint Eustatius and Saba (regional): Kingdom Day
Commemorates the signing of the Charter of the Kingdom of the Netherlands by Queen Juliana on 15 December 1954.December 14th 2026 | Go to Today | December 16th 2026
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| General Information for December 15th 2026 | |
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| There are 1 public holidays today. | |
| Day 349 of 2026 | |
| 16 days left in 2026 | |
| Week 51 of the year | |
| On this Day in History | |
| 1997 - Tajikistan Airlines Flight 3183 crashes in the desert near Sharjah, United Arab Emirates, killing 85. | |
| 1994 - Palau becomes a member of the United Nations. | |
| 1946 – U.S.-backed Iranian troops evict the leadership of the breakaway Republic of Mahabad, putting an end to the Iran crisis of 1946. | |
| 1945 - Occupation of Japan: General Douglas MacArthur orders that Shinto be abolished as the state religion of Japan. |
Office Holidays provides calendars with dates and information on public holidays and bank holidays in key countries around the world.
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