Click on a day for an hourly weather forecast
The temperatures in Corsica in September are comfortable with low of 18°C and and high up to 25°C.
You can expect about 3 to 8 days of rain in Corsica during the month of September. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Corsica in September 2025.
If you’re planning to visit Corsica in the near future, we highly recommend that you review the 14 day weather forecast for Corsica before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 12° / 7° | 5 | 26 | 0 | 71 mm | Ok | Corsica in January |
| February | 12° / 7° | 4 | 23 | 1 | 74 mm | Ok | Corsica in February |
| March | 14° / 8° | 4 | 27 | 0 | 77 mm | Good | Corsica in March |
| April | 17° / 10° | 4 | 26 | 0 | 53 mm | Good | Corsica in April |
| May | 21° / 13° | 4 | 27 | 0 | 63 mm | Good | Corsica in May |
| June | 25° / 17° | 2 | 28 | 0 | 49 mm | Perfect | Corsica in June |
| July | 28° / 20° | 3 | 28 | 0 | 40 mm | Perfect | Corsica in July |
| August | 28° / 20° | 2 | 29 | 0 | 41 mm | Perfect | Corsica in August |
| September | 25° / 18° | 3 | 27 | 0 | 72 mm | Perfect | Corsica in September |
| October | 21° / 15° | 5 | 26 | 0 | 91 mm | Good | Corsica in October |
| November | 16° / 11° | 4 | 26 | 0 | 81 mm | Good | Corsica in November |
| December | 13° / 8° | 3 | 28 | 0 | 56 mm | Ok | Corsica in December |