Please click on any column to get detailed information about Samui weather in that particular month. You will get daily weather information for that month for the last several years.
Day & Night air temperature, °F
The warmest month in Samui is may. The average daily temp is 87.8°F. The average nightly temp is 85.0°F.
Sea water temperature, °F
The warmest sea temperature usually observed in May. Average daily sea water temperature during this month is 87.5°F.
Precipitation total, in.
Number of rainy days
This chart shows averages for the last three years. It shows medium and heavy rains only, it doesn't show light rains.
Wind speed, mph
Sunny, partly cloudy and cloudy days
Average sunny hours
Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.
* Charts above show average data for the last 3 years.
Best time for vacation in Samui
Samui on a weather map
Places in Thailand:
Name
°F
24 Hours Forecast
Samui
Local time: 16:31
July 27, saturday
1800
![](https://core.weather-stats.com/img/weather/medium/3.png)
84°F
SE
9 mph
9 mph
2100
![](https://core.weather-stats.com/img/weather/medium/4.png)
84°F
SE
9 mph
9 mph
July 28, sunday
0000
![](https://core.weather-stats.com/img/weather/medium/4.png)
81°F
SE
11 mph
11 mph
0300
![](https://core.weather-stats.com/img/weather/medium/25.png)
81°F
E
12 mph
12 mph
0600
![](https://core.weather-stats.com/img/weather/medium/4.png)
82°F
E
13 mph
13 mph
0900
![](https://core.weather-stats.com/img/weather/medium/2.png)
82°F
E
14 mph
14 mph
1200
![](https://core.weather-stats.com/img/weather/medium/2.png)
82°F
E
13 mph
13 mph
1500
![](https://core.weather-stats.com/img/weather/medium/3.png)
82°F
E
9 mph
9 mph