Current Weather Conditions
Right now it’s in Ko Samui and the temperature is around 30°C. It’s dry and fully cloudy. The wind is coming from the West at a speed of 3 Bft.The water temperature in Ko Samui is 28°C. The UV index is 1, the risk of sunburn is minimal at this time.
See the 14-day weather forecastToday’s Weather in Ko Samui
The temperature in Ko Samui today will be around 30°C. Expected precipitation is 5,1 mm. The wind is blowing from the Southwest with a maximum speed of 4 Bft. The UV index will be a maximum of 1 today. The water temperature is 28°C.








Tomorrow’s Weather in Ko Samui
Tomorrow the temperature in Ko Samui will reach 32°C. Expected precipitation is 4 mm. The wind is blowing from the Southwest with a maximum speed of 5 Bft. The UV index will be a maximum of 10. The water temperature is 28°C.








The weather in Ko Samui for the next 10 days
Here’s the weather for the next 10 days in Ko Samui. The highest temperature will be 32°C and it won’t get colder than 29°C during the day. Check out the daily temperatures, precipitation, wind strength, and UV index for all the days.
The water temperature in Ko Samui is 28°C, which is nice and warm for swimming.




















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Average Weather in Ko Samui by Month
Click on a month below to see detailed weather info for Ko Samui. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.