Thailand Public Holidays 2026

International New Year. Bangkok's CentralWorld area hosts major countdown events on 31 December.

Buddhist holy day marking a gathering of 1,250 monks. Candle-lit processions at temples across Thailand.

Commemorates King Rama I founding the Chakri dynasty in 1782. Royal ceremonies at the Grand Palace.

Thailand's most famous festival — the world's largest water fight. Streets in Bangkok (Silom), Chiang Mai (Old City moat), and beach towns become giant water battles.

International Workers' Day. Government and most businesses closed.

Anniversary of King Vajiralongkorn's coronation in 2019. Royal ceremonies and illuminations.

Holiest day in the Buddhist calendar — marks the birth, enlightenment, and death of the Buddha. Evening candle-lit ceremonies at all major temples.

Birthday of Queen Suthida. National holiday with decorations across cities.

Commemorates the Buddha's first sermon. Marks the beginning of Buddhist Lent (Khao Phansa).

First day of Buddhist Lent — monks retreat to their temples for three months. Many Thai men temporarily ordain.

Birthday of King Rama X. Celebrations and illuminations in Bangkok and across Thailand. The Grand Palace and public buildings are decorated.

Birthday of HM Queen Sirikit (the Queen Mother). Also observed as Mother's Day in Thailand. Jasmine flowers given to mothers.

Commemorates King Rama V who died on this day in 1910. Thais lay flowers at his statues, particularly in Bangkok's Royal Plaza.

Birthday of the beloved late King Bhumibol Adulyadej (Rama IX). Also Father's Day in Thailand. Observed with solemnity and reflection.

Marks the signing of Thailand's first permanent constitution in 1932.

Observed as a public holiday. Major countdown events in Bangkok, Chiang Mai, Phuket, and resort destinations.