The temperatures in Barcelonnette in September are quite cold with temperatures between 6°C and 19°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Barcelonnette 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.
Please note that Barcelonnette can expect a few days of snow in September.
Our weather forecast can give you a great sense of what weather to expect in Barcelonnette in September 2025.
If you’re planning to visit Barcelonnette in the near future, we highly recommend that you review the 14 day weather forecast for Barcelonnette before you arrive.
Temperatures
19° / 6°
Rainy Days
6
Snowy Days
1
Dry Days
24
Rainfall
76
mm
Sun Hours
11.7
Hrs
