Your trips
Organize your trips easily with tabs
New York
Ko Samui
Any date
+ Search
background

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.
Check flight prices to Ko Samui on Avionero:
Pick Dates

Weather in Ko Samui today

Good Weather
Hot
🌧️
Rainy
Temperature, wind, and humidity right now:
🌦
+85°F
Temperature now
+80°F
Min.
+88°F
Max.
6 m/s
Wind now
0 m/s
Min.
8 m/s
Max.
67%
Humidity now
50%
Min.
100%
Max.

Weather in Ko Samui for the upcoming 16 days

Here’s how the weather in Ko Samui looks currently:
Fri, 03 May
🌦
+86°F
Rain
6 m/s
67 %
Sat, 04 May
🌦
+82°F
Rain
6 m/s
74 %
Sun, 05 May
☁️
+81°F
Broken clouds
7 m/s
71 %
Mon, 06 May
🌦
+81°F
Rain
7 m/s
75 %
Tue, 07 May
🌦
+79°F
Rain
5 m/s
78 %
Wed, 08 May
🌦
+81°F
Rain
3 m/s
70 %
Thu, 09 May
☁️
+81°F
Broken clouds
5 m/s
71 %
Fri, 10 May
🌦
+82°F
Rain
6 m/s
67 %
Sat, 11 May
🌦
+81°F
Rain
5 m/s
69 %
Sun, 12 May
☀️
+81°F
Clear sky
5 m/s
71 %
Mon, 13 May
🌦
+81°F
Rain
4 m/s
72 %
Tue, 14 May
🌦
+81°F
Rain
8 m/s
72 %
Wed, 15 May
🌦
+82°F
Rain
9 m/s
69 %
Thu, 16 May
🌦
+81°F
Rain
11 m/s
77 %
Fri, 17 May
🌦
+81°F
Rain
9 m/s
72 %
Sat, 18 May
🌦
+81°F
Rain
7 m/s
70 %

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