Weather in Koh Samui
What's the weather like in Koh Samui?
Koh Samui is a Asia city in Thailand. Detailed climate averages aren't published yet — check the live forecast on the interactive map.
Quick facts
- Country
- 🇹🇭 Thailand
- Region
- Asia
- Time zone
- Asia/Bangkok
- Coordinates
- 9.502, 99.965
Seasonal patterns to know
Southeast Asia rainy season runs May–October. Daily afternoon thunderstorms are typical. Dry season is November–April.
Live forecast, sunrise/sunset, and more.