Click on a day for an hourly weather forecast
The temperatures in Obernai in September are comfortable with low of 11°C and and high up to 22°C.
You can expect about 3 to 8 days of rain in Obernai 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 Obernai in September 2026.
If you’re planning to visit Obernai in the near future, we highly recommend that you review the 14 day weather forecast for Obernai before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 5° / 0° | 10 | 19 | 2 | 81 mm | Awful | Obernai in January |
| February | 7° / 0° | 8 | 19 | 1 | 64 mm | Bad | Obernai in February |
| March | 12° / 2° | 6 | 24 | 1 | 54 mm | Ok | Obernai in March |
| April | 16° / 6° | 7 | 23 | 0 | 61 mm | Ok | Obernai in April |
| May | 19° / 9° | 10 | 21 | 0 | 89 mm | Ok | Obernai in May |
| June | 24° / 13° | 9 | 21 | 0 | 84 mm | Good | Obernai in June |
| July | 26° / 15° | 10 | 21 | 0 | 96 mm | Good | Obernai in July |
| August | 26° / 15° | 9 | 22 | 0 | 87 mm | Good | Obernai in August |
| September | 22° / 11° | 7 | 23 | 0 | 63 mm | Ok | Obernai in September |
| October | 16° / 8° | 7 | 24 | 0 | 70 mm | Ok | Obernai in October |
| November | 10° / 4° | 8 | 22 | 0 | 76 mm | Bad | Obernai in November |
| December | 6° / 1° | 12 | 17 | 3 | 100 mm | Awful | Obernai in December |