The climate in Thiès during September can be summarized as very hot, humid and wet.
September is in the fall / autumn in Thiès and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a steamy 32°C (89°F), whilst at night 25°C (76°F) is normal.
Daytime temperature | 31.6°C 88.8°F |
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Nightly temperature | 24.7°C 76.4°F |
Average temperature | 28.1°C 82.6°F |
Daily sunshine | 7.8 hrs |
Avg rainfall | 171 mm 6.7 ins |
Rainy days | 9 days |
Sea temperature | 28.4°C 83.2°F |
Humidity | 78% |
Windspeed | 8.6kph 5 mph |
On average September is the 2nd wettest month of the year in Thiès with around 171mm 6.7 inches of rain making it a wet time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.8 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 Thiès in September 2025.
Best places to visit in September
Hottest month: | October | 32.4°C 90.3°F |
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Driest month: | March | 0mm 0ins |
Sunniest month: | April | 10.1hrs |
Coldest month: | January | 28°C 82.4°F |
Wettest month: | August | 203mm 8ins |