Click on a day for an hourly weather forecast
The temperatures in Wiesbaden in September are comfortable with low of 12°C and and high up to 21°C.
You can expect about 3 to 8 days of rain in Wiesbaden 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 Wiesbaden in September 2026.
If you’re planning to visit Wiesbaden in the near future, we highly recommend that you review the 14 day weather forecast for Wiesbaden before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 4° / 0° | 8 | 15 | 8 | 62 mm | Awful | Wiesbaden in January |
| February | 6° / 0° | 6 | 16 | 7 | 49 mm | Awful | Wiesbaden in February |
| March | 11° / 3° | 5 | 24 | 2 | 44 mm | Bad | Wiesbaden in March |
| April | 16° / 7° | 3 | 26 | 1 | 37 mm | Good | Wiesbaden in April |
| May | 19° / 9° | 6 | 25 | 0 | 73 mm | Good | Wiesbaden in May |
| June | 23° / 13° | 5 | 25 | 0 | 70 mm | Perfect | Wiesbaden in June |
| July | 25° / 15° | 5 | 26 | 0 | 90 mm | Perfect | Wiesbaden in July |
| August | 25° / 15° | 4 | 27 | 0 | 72 mm | Perfect | Wiesbaden in August |
| September | 21° / 12° | 3 | 27 | 0 | 49 mm | Good | Wiesbaden in September |
| October | 14° / 8° | 5 | 26 | 0 | 64 mm | Good | Wiesbaden in October |
| November | 9° / 4° | 7 | 22 | 2 | 61 mm | Awful | Wiesbaden in November |
| December | 5° / 1° | 9 | 16 | 6 | 78 mm | Awful | Wiesbaden in December |