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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:
🌦
+27°C
Temperature now
+26°C
Min.
+27°C
Max.
5 m/s
Wind now
0 m/s
Min.
10 m/s
Max.
72%
Humidity now
51%
Min.
98%
Max.

Weather in Ko Samui for the upcoming 16 days

Here’s how the weather in Ko Samui looks currently:
Sat, 31 May
🌦
+27°C
Rain
5 m/s
72 %
Sun, 01 June
🌦
+27°C
Rain
8 m/s
70 %
Mon, 02 June
🌦
+27°C
Rain
10 m/s
72 %
Tue, 03 June
☁️
+26°C
Broken clouds
10 m/s
73 %
Wed, 04 June
🌦
+26°C
Rain
9 m/s
74 %
Thu, 05 June
🌦
+26°C
Rain
10 m/s
78 %
Fri, 06 June
🌦
+27°C
Rain
11 m/s
72 %
Sat, 07 June
🌦
+26°C
Rain
14 m/s
78 %
Sun, 08 June
🌦
+26°C
Rain
14 m/s
77 %
Mon, 09 June
🌦
+28°C
Rain
14 m/s
67 %
Tue, 10 June
☁️
+28°C
Broken clouds
13 m/s
65 %
Wed, 11 June
🌦
+28°C
Rain
11 m/s
68 %
Thu, 12 June
🌦
+28°C
Rain
12 m/s
68 %
Fri, 13 June
🌦
+27°C
Rain
9 m/s
70 %
Sat, 14 June
🌦
+27°C
Rain
7 m/s
68 %
Sun, 15 June
☁️
+26°C
Broken clouds
8 m/s
72 %

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