What are the hottest months to visit Koh Samui in?
The months with highest temperature in Koh Samui are May with 34.3°C and April with 33.5°C See Chart
What are the coolest months to visit Koh Samui in?
The months with lowest temperature in Koh Samui are November with 25.2°C and December with 25.6°C See Chart
What months have the most rainfall to visit Koh Samui in?
The months with most rain in Koh Samui are October with 8.1mm and November with 8.1mm See Chart
What months have the least rainfall to visit Koh Samui in?
The months with least rain in Koh Samui are April with 0.4mm and February with 0.4mm See Chart
What are the most humid months to visit Koh Samui in?
The months with most humidity in Koh Samui are January with 80.3 % and October with 79.0 % See Chart
What are the least humid months to visit Koh Samui in?
The months with least humidity in Koh Samui are July with 70.5 % and August with 71.2 % See Chart
What months have the most wind in Koh Samui?
The most windy months in Koh Samui are August with 22.1 km/h and January with 20.8 km/h See Chart
What months have the least wind in Koh Samui?
The least windy months in Koh Samui are October with 13.9 km/h and March with 16.4 km/h See Chart
Which months have the most cloud cover in Koh Samui?
The most windy months in Koh Samui are January with 39.7 % and September with 38.6 % See Chart
Which months have the least cloud cover in Koh Samui?
The least windy months in Koh Samui are March with 33.9 % and February with 34.3 % See Chart
Temperature by months in Koh Samui
Rain precipitation by months in Koh Samui
Humidity by months in Koh Samui
Wind speed by months in Koh Samui
| Month | Wind Speed | Wind Type | Sea conditions | Wave height |
|---|---|---|---|---|
| January | 22.1 (km/h) | fresh breeze | moderate waves taking a more pronounced long form; many white horses are formed & chance of some spray | 2 - 3 m |
| February | 20.8 (km/h) | fresh breeze | moderate waves taking a more pronounced long form; many white horses are formed & chance of some spray | 2 - 3 m |
| March | 20.1 (km/h) | fresh breeze | moderate waves taking a more pronounced long form; many white horses are formed & chance of some spray | 2 - 3 m |
| April | 19.2 (km/h) | moderate breeze | small waves becoming longer & fairly frequent white horses | 1 - 2 m |
| May | 19.0 (km/h) | moderate breeze | small waves becoming longer & fairly frequent white horses | 1 - 2 m |
| June | 18.7 (km/h) | moderate breeze | small waves becoming longer & fairly frequent white horses | 1 - 2 m |
| July | 17.4 (km/h) | moderate breeze | small waves becoming longer & fairly frequent white horses | 1 - 2 m |
| August | 17.3 (km/h) | moderate breeze | small waves becoming longer & fairly frequent white horses | 1 - 2 m |
| September | 17.3 (km/h) | moderate breeze | small waves becoming longer & fairly frequent white horses | 1 - 2 m |
| October | 17.2 (km/h) | moderate breeze | small waves becoming longer & fairly frequent white horses | 1 - 2 m |
| November | 16.4 (km/h) | moderate breeze | small waves becoming longer & fairly frequent white horses | 1 - 2 m |
| December | 13.9 (km/h) | moderate breeze | small waves becoming longer & fairly frequent white horses | 1 - 2 m |