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The temperatures in Belfort in September are quite cold with temperatures between 9°C and 20°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Belfort 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 Belfort in September 2026.
If you’re planning to visit Belfort in the near future, we highly recommend that you review the 14 day weather forecast for Belfort before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 4° / -2° | 9 | 8 | 13 | 130 mm | Awful | Belfort in January |
| February | 5° / -1° | 8 | 8 | 13 | 122 mm | Awful | Belfort in February |
| March | 10° / 1° | 8 | 15 | 8 | 104 mm | Awful | Belfort in March |
| April | 14° / 4° | 7 | 20 | 3 | 107 mm | Bad | Belfort in April |
| May | 17° / 7° | 10 | 21 | 0 | 169 mm | Ok | Belfort in May |
| June | 21° / 11° | 10 | 20 | 0 | 185 mm | Ok | Belfort in June |
| July | 23° / 13° | 9 | 22 | 0 | 164 mm | Good | Belfort in July |
| August | 23° / 13° | 7 | 24 | 0 | 147 mm | Good | Belfort in August |
| September | 20° / 9° | 6 | 24 | 0 | 94 mm | Good | Belfort in September |
| October | 15° / 6° | 7 | 23 | 1 | 116 mm | Ok | Belfort in October |
| November | 9° / 3° | 9 | 15 | 6 | 136 mm | Awful | Belfort in November |
| December | 6° / 0° | 10 | 10 | 12 | 170 mm | Awful | Belfort in December |