Average temperature in September is 22.5 °C
Average daytime temperature is 26 °C
Average night temperature is 18.9 °C
Absolute maximum temperature: 30.8 °C
Absolute minimum temperature: 16.6 °C
Number of sunny days: 21
Number of rainy days: 9
Number of snow days:
Precipitation sum: 29 mm
* Weather data for Ajaccio France is based on climate observations for 2023 year
| Settembre (°C) | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum temperature | 23.9 | 25.4 | 26 | 27.7 | 26.6 | 25.1 | 25.8 | 26.1 | 26.2 | 26.7 | 26.2 | 26.5 | 27.3 | 26 | 26.4 | 30.8 | 29.9 | 29.3 | 26 | 28.1 | 25.7 | 23.1 | 21.9 | 24.1 | 23.8 | 25.3 | 24.9 | 25.7 | 24.4 | 24.1 |
| Apparent max temperature | 26 | 29.5 | 29.8 | 29.2 | 30.2 | 27.5 | 28.7 | 29.2 | 29.4 | 29.8 | 29.2 | 28.9 | 27 | 27.2 | 28.7 | 31.5 | 33.5 | 29.2 | 28 | 27.4 | 27.3 | 24.5 | 21.4 | 24.5 | 23.4 | 27.2 | 27.3 | 26.4 | 26.1 | 26.3 |
| Mean temperature | 21.2 | 22 | 23.1 | 23.2 | 22.8 | 21.9 | 22.5 | 23.1 | 22.9 | 23 | 22.6 | 22.6 | 23.9 | 22.7 | 23.6 | 24.5 | 25.8 | 25.6 | 23.6 | 23.6 | 22.5 | 21.5 | 20.3 | 20.4 | 20.1 | 21.1 | 21.3 | 21.6 | 21 | 21.1 |
| Apparent mean temperature | 17.8 | 19.2 | 20.8 | 18.6 | 19.1 | 17.6 | 19.1 | 20.2 | 19.4 | 19.8 | 18.6 | 17.4 | 20.2 | 21 | 22.4 | 20.9 | 23.5 | 24.4 | 23.4 | 20.5 | 17.4 | 20.4 | 17.4 | 16.2 | 16.9 | 16.9 | 17.2 | 17.8 | 19.9 | 18.6 |
| Minimum temperature | 18 | 18.2 | 19.3 | 18.6 | 18.5 | 18.3 | 18.4 | 19.4 | 18.5 | 18.7 | 18.3 | 18.2 | 21.4 | 18.9 | 20.4 | 20.4 | 21.8 | 22.6 | 21.4 | 20.4 | 18.6 | 19.5 | 17.6 | 16.6 | 17 | 16.8 | 17.1 | 17.2 | 18.3 | 17.9 |
| Apparent min temperature | 22.9 | 24.3 | 25.6 | 24.7 | 24.2 | 23.2 | 24.3 | 25.1 | 25.4 | 25.2 | 24.5 | 23.8 | 24.5 | 25.2 | 25.9 | 26.1 | 27.9 | 26.9 | 26 | 23.9 | 23.3 | 23 | 18.9 | 21 | 20.4 | 22.3 | 22.9 | 22.3 | 22.9 | 22.9 |
| Settembre | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight duration (h) | 13.2 | 13.1 | 13.1 | 13 | 13 | 12.9 | 12.9 | 12.8 | 12.8 | 12.7 | 12.7 | 12.6 | 12.6 | 12.6 | 12.5 | 12.5 | 12.4 | 12.4 | 12.3 | 12.3 | 12.2 | 12.2 | 12.1 | 12.1 | 12 | 12 | 12 | 11.9 | 11.9 | 11.8 |
| Sunshine duration (h) | 12.2 | 11.7 | 12 | 11.7 | 11.8 | 11.8 | 11.7 | 11.7 | 11.5 | 11.5 | 11.5 | 11.4 | 8.6 | 9 | 11.3 | 8.7 | 11 | 2.8 | 9.5 | 3 | 9.3 | 0.5 | 11 | 11 | 10.9 | 10.9 | 10.8 | 9.8 | 10.7 | 10.7 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.6 | 0 | 0 | 11.4 | 0 | 0.6 | 0 | 0.6 | 4.2 | 10.9 | 0.4 | 0.4 | 0.2 | 0 | 0 | 0 | 0 | 0 |
| Precipitation hours | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 5 | 0 | 3 | 0 | 2 | 8 | 19 | 3 | 2 | 2 | 0 | 0 | 0 | 0 | 0 |
| Wind speed (m/s) | 13.2 | 13 | 12.4 | 15 | 22.1 | 17.7 | 11.3 | 9.2 | 11.5 | 12.9 | 12.1 | 10.3 | 12.7 | 14 | 13.2 | 24.5 | 12.8 | 16.3 | 15.2 | 19.5 | 22 | 25.5 | 32.1 | 13.7 | 25.8 | 9 | 9.4 | 24.1 | 15.8 | 13.2 |
In September 2023, the highest daytime temperature in Ajaccio was 30.8°C.
While the minimum temperature at night dropped to 16.6°C.
The average nighttime and daytime temperatures during September in Ajaccio are 18.9°C and 26°C respectively.
The precipitation sum in September is about 29 mm.