Click on a day for an hourly weather forecast
The temperatures in Steyer in September are quite cold with temperatures between 9°C and 19°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Steyer 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 Steyer in September 2026.
If you’re planning to visit Steyer in the near future, we highly recommend that you review the 14 day weather forecast for Steyer before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 2° / -3° | 7 | 9 | 15 | 139 mm | Awful | Steyer in January |
| February | 4° / -2° | 6 | 10 | 12 | 103 mm | Awful | Steyer in February |
| March | 9° / 1° | 8 | 16 | 8 | 110 mm | Awful | Steyer in March |
| April | 15° / 4° | 6 | 21 | 4 | 73 mm | Ok | Steyer in April |
| May | 18° / 8° | 11 | 20 | 0 | 159 mm | Ok | Steyer in May |
| June | 22° / 11° | 10 | 20 | 0 | 177 mm | Ok | Steyer in June |
| July | 24° / 13° | 10 | 21 | 0 | 167 mm | Good | Steyer in July |
| August | 24° / 13° | 8 | 23 | 0 | 146 mm | Good | Steyer in August |
| September | 19° / 9° | 7 | 23 | 0 | 123 mm | Ok | Steyer in September |
| October | 14° / 6° | 7 | 23 | 1 | 102 mm | Ok | Steyer in October |
| November | 9° / 2° | 5 | 20 | 5 | 74 mm | Bad | Steyer in November |
| December | 4° / -1° | 7 | 12 | 11 | 105 mm | Awful | Steyer in December |