Less good
Thailand in May: Weather, Crowds & What's On
What May is actually like in Thailand — average highs and lows, how much rain to expect, public holidays that fill trains and hotels, and verified places to go.
- Average high
- 34°C
- Average low
- 26°C
- Rainfall
- 187mm
Where this month sits in the year
The 4th warmest month of Thailand's year. The 5th wettest month, at 12% of the year's rain.
Public holidays in May
Domestic travel peaks around these dates — book earlier and expect busier sights.
- May 1 Labor Day
- May 4 Coronation Day
- May 13 Royal Ploughing Ceremony Day
- May 31 Visakha Bucha
- May 3 Labor Day observed
Planning a trip this month?
Email me this guide
Save this timing guide
Get a link to this page in your inbox, plus a short weekly brief on which destinations are entering their best window. One email a week, unsubscribe anytime.
Climate figures are 10-year averages for Bangkok, from NASA POWER; holidays from public calendars. Updated monthly.