From the Songkran water fight to the lantern glow of Loy Krathong and the quiet of the Buddhist holy days, Thailand's calendar shapes daily life — what closes, when alcohol can't be sold, when travel gets busy, and where to experience each one.
Many Thai holidays follow the lunar calendar, so exact dates move each year — always confirm the current year's calendar. Several Buddhist holy days carry a nationwide alcohol-sale ban, and Songkran brings the heaviest domestic travel of the year.
Thailand's biggest celebration — the famous nationwide water fight, plus temple visits and water-pouring blessings for elders.
Impact: Many businesses close for several days; domestic travel is at its heaviest of the year; some Buddhist days nearby may restrict alcohol sales.
Where: Nationwide — Silom & Khao San in Bangkok, and Chiang Mai's old city are the headline spots.
Floating decorated 'krathong' baskets on water to give thanks and let go of misfortune; in the north, Yi Peng adds thousands of sky lanterns.
Impact: Not a public-holiday shutdown, but riversides and waterways get very busy in the evening.
Where: Any river, canal or pond; Chiang Mai (Yi Peng) is the iconic experience.
The major Buddhist holy days, marked with candlelit temple processions (wian tian).
Impact: Public holidays; alcohol sales are typically banned nationwide for the day; temples are busy.
Where: Temples nationwide — Wat Phra Kaew, Wat Pho and Wat Arun in Bangkok.
Start of the three-month Buddhist Lent / rains retreat.
Impact: Public holiday; alcohol sales typically banned for the day.
Where: Temples nationwide; candle festivals in Ubon Ratchathani.
Not an official public holiday, but widely celebrated by Thai-Chinese communities with lion dances, offerings and feasts.
Impact: Chinatown gets packed; some Thai-Chinese businesses close.
Where: Bangkok's Yaowarat (Chinatown).
Including HM the King's Birthday (28 Jul), HM the Queen's Birthday / Mother's Day (12 Aug), Father's Day & the late King's Birthday (5 Dec), Chakri Day (6 Apr), Coronation Day, and Constitution Day (10 Dec).
Impact: Public holidays — government offices and banks close; some carry alcohol-sale restrictions; respectful, low-key public mood on royal days.
Where: Civic events; Sanam Luang and Rattanakosin in Bangkok.
Western New Year is a major holiday in Thailand, with countdowns and fireworks.
Impact: Public holiday; heavy travel; busy nightlife and riverside countdowns.
Where: Riverside (ICONSIAM), CentralWorld and rooftop bars in Bangkok.
General information only; holiday dates (especially lunar ones), closures and alcohol-sale rules change each year and by locality — confirm the current calendar and local rules. Always be respectful regarding Thailand's monarchy and religious observances.