Klaeng Weather in September
What's the weather like in Klaeng (Rayong) in September 2025?
The climate in Klaeng during September can be summarized as hot, humid and very wet.
September is in the fall / autumn in Klaeng and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a steamy 31°C (88°F), whilst at night 25°C (76°F) is normal.
| Daytime temperature | 31.2°C 88.1°F |
|---|---|
| Nightly temperature | 24.7°C 76.4°F |
| Average temperature | 27.9°C 82.2°F |
| Daily sunshine | 5 hrs |
| Avg rainfall | 367 mm 14.5 ins |
| Rainy days | 20 days |
| Sea temperature | 29.2°C 84.5°F |
| Humidity | 84% |
| Windspeed | 5.8kph 4 mph |
On average September is the wettest month of the year in Klaeng with around 367mm 14.5 inches of rain making it a very wet time to visit. This rainfall is typically spread over 20 days, although this may vary considerably.
On the flip side this corresponds to an average of 5 hours of sunshine per day.
September temperatures in Klaeng
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 Klaeng in September 2025.
Other monthly averages
Best places to visit in September
Klaeng weather stats
| Hottest month: | April | 33.2°C 91.8°F |
|---|---|---|
| Driest month: | December | 14mm 0.6ins |
| Sunniest month: | December | 9.5hrs |
| Coldest month: | December | 30.9°C 87.6°F |
| Wettest month: | September | 367mm 14.4ins |
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