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ThailandThailand Bangkok Province Koh Samui
Koh Samui
Average rainfall
ClimateForecastAprilMay >>

Average monthly snow and rainfall in Koh Samui

The mean monthly precipitation over the year in Koh Samui (Bangkok Province), including rain, snow, hail.

  • A lot of rain (rainy season) falls in the months: April, May, June, August, September, October, November and December.
  • On average, October is the wettest month with 296 mm of precipitation.
  • On average, February is the driest month with 44 mm of precipitation.
  • The average amount of annual precipitation is 1645 mm.

Weather Forecasts for Koh Samui

Fri   Apr 26
36°C | 28°C
SE 14 km/h
almost clear and no rain

almost clear and no rain

hourly forecast
Sat   Apr 27
35°C | 28°C
SE 11 km/h
0.5 mm
broken clouds and small chance of slight rain

broken clouds and small chance of slight rain

hourly forecast
Sun   Apr 28
36°C | 28°C
E 11 km/h
0.9 mm
partly cloudy and rain

partly cloudy and rain

hourly forecast
5-Day Forecast 10-Day Forecast

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Koh Samui.

Our site offers climate and forecast data for every country in the world. Are you going to Thailand? On this website you can find historical weather averages for many cities in Thailand. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.

 

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