Richard-Toll Weather in September
What's the weather like in Richard-Toll (Saint-Louis) in September 2025?
The climate in Richard-Toll during September can be summarized as very hot, humid and a little damp.
September is in the fall / autumn in Richard-Toll and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a steamy 35°C (95°F), whilst at night 24°C (75°F) is normal.
| Daytime temperature | 34.8°C 94.6°F |
|---|---|
| Nightly temperature | 23.8°C 74.8°F |
| Average temperature | 29.3°C 84.7°F |
| Daily sunshine | 8.2 hrs |
| Avg rainfall | 81 mm 3.2 ins |
| Rainy days | 5 days |
| Sea temperature | 27.8°C 82.1°F |
| Humidity | 72% |
| Windspeed | 5.8kph 4 mph |
On average September is the 2nd wettest month of the year in Richard-Toll with around 81mm 3.2 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 5 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.2 hours of sunshine per day.
September temperatures in Richard-Toll
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 Richard-Toll in September 2025.
Other monthly averages
Best places to visit in September
Richard-Toll weather stats
| Hottest month: | June | 36.4°C 97.5°F |
|---|---|---|
| Driest month: | April | 0mm 0ins |
| Sunniest month: | April | 10hrs |
| Coldest month: | January | 30°C 86°F |
| Wettest month: | August | 93mm 3.7ins |
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