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Constitution Day 2026
Constitution Day is a public holiday in Thailand, observed on Thursday, Dec 10, 2026.
- Type
- Public holiday
- Date
- Dec 10, 2026
- Day of week
- Thursday
- Day off
- Yes
Take the Friday after off for a four-day weekend.
December
2026Mon
Tue
Wed
Thu
Fri
Sat
Sun
30
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10
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31
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- Sat 5🇹🇭King Bhumibol Adulyadej's Birthday
- Thu 10🇹🇭Constitution Day
- Thu 31🇹🇭New Year's Eve