Average monthly snow and rainfall in Ko Samui in millimeter
This is the mean monthly precipitation over the year, including rain, snow, hail etc.
Show average precipitation in Ko Samui in Inches »
- A lot of rain (rainy season) falls in the months: January, May, June, July, August, September, October, November and December.
- On average, November is the wettest month with 464 mm (18.3 inches) of precipitation.
- On average, February is the driest month with 30 mm (1.2 inches) of precipitation.
- The average amount of annual precipitation is: 2062 mm (81.2 inches)