Facts checked against live data · 12 Oct 2026

When to Go

When to Visit Thailand: Month by Month

Average highs, rainfall and public holidays across all twelve months in Thailand — and the quietest hours at the places worth going.

Best month
Dec
Average high
30–38°C
Rainfall
1506mm

The year at a glance

  • Good time to go
  • Middling
  • Less good
  • Best avoided

Colours rank each country's twelve months against one another: how far the month sits from a mild 22°C in either direction, and how much of the year's rain falls in it. The number is that month's average daytime high.

Easiest months to travel

Ranked by how mild and dry each month is on average. A comfortable month can still be a busy one — check its holidays.

  • December Good time to go 30° / 20° · 9mm
  • November Good time to go 30° / 22° · 50mm
  • January Good time to go 33° / 21° · 17mm

Every month compared

MonthAverage highAverage lowRainfall
Jan 33°21°17mm
Feb 36°23°20mm
Mar 38°25°34mm
Apr 37°27°72mm
May 34°26°187mm
Jun 33°25°159mm
Jul 32°25°214mm
Aug 32°25°211mm
Sep 31°25°310mm
Oct 31°24°223mm
Nov 30°22°50mm
Dec 30°20°9mm
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Climate figures are 10-year averages for Bangkok, from NASA POWER; holidays from public calendars. Updated monthly.

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