Soma Weather in September
What's the weather like in Soma (Lower River) in September 2025?
The climate in Soma during September can be summarized as hot, humid and very wet.
September is in the fall / autumn in Soma and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a steamy 32°C (90°F), whilst at night 23°C (73°F) is normal.
| Daytime temperature | 32.3°C 90.1°F |
|---|---|
| Nightly temperature | 22.9°C 73.2°F |
| Average temperature | 27.6°C 81.7°F |
| Daily sunshine | 7.6 hrs |
| Avg rainfall | 248 mm 9.8 ins |
| Rainy days | 15 days |
| Sea temperature | 28.1°C 82.5°F |
| Humidity | 80% |
| Windspeed | 4kph 2 mph |
On average September is the 2nd wettest month of the year in Soma with around 248mm 9.8 inches of rain making it a very wet time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.6 hours of sunshine per day.
September temperatures in Soma
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 Soma in September 2025.
Other monthly averages
Best places to visit in September
Soma weather stats
| Hottest month: | May | 38.5°C 101.3°F |
|---|---|---|
| Driest month: | March | 0mm 0ins |
| Sunniest month: | March | 9.8hrs |
| Coldest month: | January | 33.6°C 92.5°F |
| Wettest month: | August | 326mm 12.8ins |
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