Surat Thani weather in May 2025

Expect 34°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Surat Thani in May. Check more long-term weather averages for Surat Thani in May before you book your next holiday to Thailand in 2025/2026.

  • 34°C maximum daytime temperature in May in Surat Thani34
    34°C max day temperature
  • 6 hours of sunshine per day
  • 18 days with some rainfall in May in Surat Thani18
    18 days with some rainfall
  • 24°C minimum night-time temperature in May in Surat Thani24
    24°C min night temperature
  • 13 hours of daylight per day in May in Surat Thani13
    13 hours of daylight per day
  • Extreme heat & humidity in May in Surat ThaniE
    Extreme heat & humidity
  • 183 mm monthly rainfall in May in Surat Thani183
    183 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in May in Surat Thani11
    11+ (Extreme) UV index
  • 30°C sea temperature in May in Surat Thani30
    30°C sea temperature

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The May weather guide for Thailand (Surat Thani) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in Surat Thani in May?

Daytime temperatures usually reach 34°C in Surat Thani in May with extreme heat and humidity, falling to 24°C at night.

How sunny is it in Surat Thani in May?

There are normally 6 hours of bright sunshine each day in Surat Thani in May - that's 51% of daylight hours.

How warm is the sea around Surat Thani in May?

The average sea temperature around Surat Thani in May is 30°C.

Does it rain in Surat Thani in May?

There are usually 18 days with some rain in Surat Thani in May and the average monthly rainfall is 183mm.

Surat Thani May sunrise & sunset times

Browse the sunrise and sunset times for Surat Thani in May 2025. Select a month to view Surat Thani sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 06:06 18:33
Friday, 16th May 2025 06:03 18:36
Saturday, 31st May 2025 06:02 18:39

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