The climate in Khowai during September can be summarized as very hot, humid and very wet.
September is in the fall / autumn in Khowai and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a steamy 32°C (90°F), whilst at night 25°C (77°F) is normal.
| Daytime temperature | 32°C 89.6°F |
|---|---|
| Nightly temperature | 24.8°C 76.6°F |
| Average temperature | 28.4°C 83.1°F |
| Daily sunshine | 4 hrs |
| Avg rainfall | 255 mm 10 ins |
| Rainy days | 12 days |
| Sea temperature | 27.5°C 81.5°F |
| Humidity | 85% |
| Windspeed | 4.3kph 3 mph |
On average September is the 5th wettest month of the year in Khowai with around 255mm 10 inches of rain making it a very wet time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.
On the flip side this corresponds to an average of 4 hours of sunshine per day.
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 Khowai in September 2025.
Best places to visit in September
| Hottest month: | August | 31.8°C 89.2°F |
|---|---|---|
| Driest month: | December | 7mm 0.3ins |
| Sunniest month: | December | 9hrs |
| Coldest month: | January | 25.2°C 77.4°F |
| Wettest month: | June | 488mm 19.2ins |