Average monthly rainy days in Chaweng Beach (Koh Samui)
The number of days each month with rain, snow and hail in Chaweng Beach, Thailand.
- Most rainy days are in May, August, September, October and November.
- On average, October is the most rainy with 20 days of rain/snow.
- On average, February is the driest month with 6 rainy days.
- The average annual amount of rainy days is: 160.
Weather Forecasts for Chaweng Beach (Koh Samui)