Mamou Weather in September
What's the weather like in Mamou (Mamou Region) in September 2025?
The climate in Mamou during September can be summarized as warm, humid and very wet.
September is in the fall / autumn in Mamou and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a muggy 27°C (81°F), whilst at night 19°C (66°F) is normal.
| Daytime temperature | 27°C 80.5°F |
|---|---|
| Nightly temperature | 18.7°C 65.6°F |
| Average temperature | 22.8°C 73°F |
| Daily sunshine | 5.2 hrs |
| Avg rainfall | 337 mm 13.3 ins |
| Rainy days | 21 days |
| Sea temperature | 26.9°C 80.5°F |
| Humidity | 81% |
| Windspeed | 6.8kph 4 mph |
On average September is the 2nd wettest month of the year in Mamou with around 337mm 13.3 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 5.2 hours of sunshine per day.
September temperatures in Mamou
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 Mamou in September 2025.
Other monthly averages
Best places to visit in September
Mamou weather stats
| Hottest month: | April | 31.4°C 88.5°F |
|---|---|---|
| Driest month: | January | 2mm 0.1ins |
| Sunniest month: | February | 9.1hrs |
| Coldest month: | December | 28.5°C 83.3°F |
| Wettest month: | August | 407mm 16ins |
© Google