Holiday detail

Constitution Day

Constitution Day is an official holiday in Thailand.

Quick facts

Date Thursday, December 10, 2026
Type Regular holiday
Countdown 157 days away
Official

Long-weekend note

This holiday creates a 4-day weekend from December 10-13, 2026.

File leave on Fri, December 11, 2026 to make it a 4-day break.

See all long weekends

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