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Weather in Ko Samui

Discover today’s weather in Ko Samui and see if now is a good time to travel with our 16 day forecast.
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Weather in Ko Samui today

Good Weather
Warm
🌧️
Rainy
Temperature, wind, and humidity right now:
🌦
+26°C
Temperature now
+25°C
Min.
+26°C
Max.
6 m/s
Wind now
0 m/s
Min.
8 m/s
Max.
79%
Humidity now
58%
Min.
100%
Max.

Weather in Ko Samui for the upcoming 16 days

Here’s how the weather in Ko Samui looks currently:
Sat, 08 November
🌦
+26°C
Rain
6 m/s
79 %
Sun, 09 November
🌦
+25°C
Rain
6 m/s
80 %
Mon, 10 November
🌦
+25°C
Rain
7 m/s
77 %
Tue, 11 November
🌦
+25°C
Rain
8 m/s
77 %
Wed, 12 November
🌦
+25°C
Rain
7 m/s
78 %
Thu, 13 November
🌦
+25°C
Rain
4 m/s
76 %
Fri, 14 November
🌦
+25°C
Rain
3 m/s
75 %
Sat, 15 November
🌦
+25°C
Rain
7 m/s
76 %
Sun, 16 November
🌦
+25°C
Rain
7 m/s
72 %
Mon, 17 November
🌦
+25°C
Rain
7 m/s
66 %
Tue, 18 November
🌦
+24°C
Rain
8 m/s
76 %
Wed, 19 November
🌦
+24°C
Rain
8 m/s
76 %
Thu, 20 November
🌦
+24°C
Rain
6 m/s
75 %
Fri, 21 November
🌦
+23°C
Rain
4 m/s
81 %
Sat, 22 November
🌦
+22°C
Rain
4 m/s
92 %
Sun, 23 November
🌦
+24°C
Rain
4 m/s
78 %

Weather in Ko Samui year round

Weather by month. Click on a month to see full weather information.
The average temperature during the whole year is around +27°C, with the lowest average of +25°C in January and the highest average of +28°C in May

Other cities in Thailand

Check out the weather for other cities in Thailand.

Monthly weather in Ko Samui