Khuan Don Weather in September
What's the weather like in Khuan Don (Satun) in September 2025?
The climate in Khuan Don during September can be summarized as hot, humid and very wet.
September is in the fall / autumn in Khuan Don and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a steamy 31°C (88°F), whilst at night 23°C (74°F) is normal.
| Daytime temperature | 31.1°C 88°F |
|---|---|
| Nightly temperature | 23.1°C 73.6°F |
| Average temperature | 27.1°C 80.8°F |
| Daily sunshine | 6.1 hrs |
| Avg rainfall | 287 mm 11.3 ins |
| Rainy days | 21 days |
| Sea temperature | 29.5°C 85°F |
| Humidity | 84% |
| Windspeed | 5.8kph 4 mph |
On average September is the 2nd wettest month of the year in Khuan Don with around 287mm 11.3 inches of rain making it a very wet time to visit. This rainfall is typically spread over 21 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.1 hours of sunshine per day.
September temperatures in Khuan Don
September rainfall
September hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Khuan Don in September 2025.
Other monthly averages
Best places to visit in September
Khuan Don weather stats
| Hottest month: | April | 33.7°C 92.7°F |
|---|---|---|
| Driest month: | February | 28mm 1.1ins |
| Sunniest month: | February | 8.9hrs |
| Coldest month: | December | 30.5°C 86.9°F |
| Wettest month: | October | 291mm 11.5ins |
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