Ajaccio weather in September 2026
Expect daytime maximum temperatures of 24°C in Ajaccio, Corsica in September based on long-term weather averages. There are 9 hours of sunshine per day on average with typically 46 mm of rainfall in the month.
- 24°C max day temperature
24 - 9 hours of sunshine per day
- 6 days with some rainfall
6 - 15°C min night temperature
15 - 12 hours of daylight per day
12 - No heat & humidity
0 - 46 mm of monthly rainfall
46 - 6 (High) UV index
6 - 23°C sea temperature
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