When to Go

Best time to visit Thailand

When to go to Thailand: the months that balance weather, crowds and price, plus what each season actually feels like.

5 min read · Updated 2026-08-01

November, December, January, February are the strongest months in Thailand. Tropical monsoon, roughly 18–38°C, with hot, rainy and cooler seasons and marked regional differences between the Gulf and Andaman coasts

Season by season

How the year breaks down for trip planning.

  • Cool and dry (Nov–Feb) — Broadly the most comfortable weather nationwide and the highest-demand window.
  • Hot season (Mar–Apr) — Hottest period, especially inland; Songkran spikes demand in April.
  • Green season (May–Oct) — Rainier overall, lusher landscapes and lower prices.
  • Two coasts (Year-round) — The Andaman (west) and Gulf (east) sides run on different patterns, so one coast is often usable when the other is not.

Best value window

Hot season (Mar–Apr) usually gives the best balance: hottest period, especially inland; songkran spikes demand in april. Shifting a trip two or three weeks either side of peak is normally the single biggest saving available.

How long to stay

Most trips to Thailand work best at 10–18 days, which is enough for Bangkok, Chiang Mai, Phuket without living on transport days.

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