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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 for the upcoming 16 days

Here’s how the weather in Ko Samui looks currently:
Today, 16 November
🌦
+79°F
Rain
6 m/s
71 %
Mon, 17 November
🌦
+77°F
Rain
6 m/s
75 %
Tue, 18 November
🌦
+75°F
Rain
9 m/s
85 %
Wed, 19 November
🌦
+73°F
Rain
10 m/s
88 %
Thu, 20 November
🌦
+72°F
Rain
16 m/s
90 %
Fri, 21 November
🌦
+73°F
Rain
12 m/s
86 %
Sat, 22 November
🌦
+72°F
Rain
12 m/s
92 %
Sun, 23 November
🌦
+75°F
Rain
11 m/s
83 %
Mon, 24 November
🌦
+75°F
Rain
10 m/s
80 %
Tue, 25 November
🌦
+73°F
Rain
9 m/s
84 %
Wed, 26 November
🌦
+75°F
Rain
8 m/s
80 %
Thu, 27 November
🌦
+73°F
Rain
6 m/s
85 %
Fri, 28 November
🌦
+75°F
Rain
3 m/s
79 %
Sat, 29 November
🌦
+77°F
Rain
5 m/s
72 %
Sun, 30 November
🌦
+77°F
Rain
3 m/s
74 %
Mon, 01 December
🌦
+77°F
Rain
4 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 +81°F, with the lowest average of +77°F in January and the highest average of +82°F in May

Other cities in Thailand

Check out the weather for other cities in Thailand.

Monthly weather in Ko Samui