The climate in Tuni during September can be summarized as very hot, humid and wet.
September is in the fall / autumn in Tuni and is typically the 5th 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 | 32.3°C 90.1°F |
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Nightly temperature | 25.2°C 77.3°F |
Average temperature | 28.7°C 83.7°F |
Daily sunshine | 5.9 hrs |
Avg rainfall | 193 mm 7.6 ins |
Rainy days | 9 days |
Sea temperature | 29.3°C 84.8°F |
Humidity | 78% |
Windspeed | 4.7kph 3 mph |
On average September is the 3rd wettest month of the year in Tuni with around 193mm 7.6 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 5.9 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 Tuni in September 2025.
Best places to visit in September
Hottest month: | May | 36.9°C 98.4°F |
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Driest month: | February | 6mm 0.2ins |
Sunniest month: | February | 9.7hrs |
Coldest month: | January | 28.2°C 82.8°F |
Wettest month: | October | 219mm 8.6ins |