Click on a day for an hourly weather forecast
The temperatures in Breisach in September are comfortable with low of 10°C and and high up to 22°C.
You can expect about 3 to 8 days of rain in Breisach 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 Breisach in September 2025.
If you’re planning to visit Breisach in the near future, we highly recommend that you review the 14 day weather forecast for Breisach before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 5° / -2° | 9 | 13 | 9 | 73 mm | Awful | Breisach in January |
| February | 7° / -1° | 8 | 14 | 7 | 62 mm | Awful | Breisach in February |
| March | 11° / 2° | 6 | 22 | 3 | 56 mm | Bad | Breisach in March |
| April | 16° / 4° | 4 | 25 | 1 | 56 mm | Good | Breisach in April |
| May | 19° / 7° | 6 | 25 | 0 | 106 mm | Good | Breisach in May |
| June | 23° / 11° | 7 | 23 | 0 | 113 mm | Good | Breisach in June |
| July | 25° / 12° | 5 | 26 | 0 | 116 mm | Perfect | Breisach in July |
| August | 25° / 13° | 6 | 25 | 0 | 90 mm | Perfect | Breisach in August |
| September | 22° / 10° | 3 | 27 | 0 | 50 mm | Good | Breisach in September |
| October | 16° / 6° | 5 | 26 | 0 | 65 mm | Good | Breisach in October |
| November | 10° / 3° | 6 | 22 | 2 | 71 mm | Bad | Breisach in November |
| December | 6° / 0° | 10 | 15 | 6 | 87 mm | Awful | Breisach in December |