The temperatures in Besancon in September are comfortable with low of 10°C and and high up to 21°C.
You can expect about 3 to 8 days of rain in Besancon 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 Besancon in September 2026.
If you’re planning to visit Besancon in the near future, we highly recommend that you review the 14 day weather forecast for Besancon before you arrive.
Temperatures
21° / 10°
Rainy Days
5
Snowy Days
0
Dry Days
25
Rainfall
86
mm
Sun Hours
10.4
Hrs
