Average monthly snow and rainfall in Koh Samui

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

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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 19

36°C | 28°C

11 km/h

almost clear and no rain

hourly forecast

Sat Apr 20

35°C | 28°C

7 km/h

1 mm

partly cloudy and small chance of rain

hourly forecast

Sun Apr 21

36°C | 28°C

7 km/h

0.6 mm

broken clouds and chance of slight rain

hourly forecast

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