Click on a day for an hourly weather forecast
The temperatures in Alingsas in September are quite cold with temperatures between 9°C and 16°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Alingsas 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 Alingsas in September 2026.
If you’re planning to visit Alingsas in the near future, we highly recommend that you review the 14 day weather forecast for Alingsas before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 0° / -3° | 9 | 9 | 14 | 97 mm | Awful | Alingsas in January |
| February | 1° / -3° | 7 | 7 | 14 | 86 mm | Awful | Alingsas in February |
| March | 5° / -1° | 7 | 15 | 8 | 68 mm | Awful | Alingsas in March |
| April | 11° / 3° | 5 | 22 | 3 | 56 mm | Bad | Alingsas in April |
| May | 15° / 6° | 7 | 24 | 0 | 94 mm | Ok | Alingsas in May |
| June | 19° / 10° | 7 | 23 | 0 | 114 mm | Ok | Alingsas in June |
| July | 21° / 12° | 7 | 24 | 0 | 108 mm | Ok | Alingsas in July |
| August | 20° / 12° | 8 | 23 | 0 | 129 mm | Ok | Alingsas in August |
| September | 16° / 9° | 7 | 23 | 0 | 111 mm | Ok | Alingsas in September |
| October | 10° / 5° | 9 | 22 | 1 | 126 mm | Bad | Alingsas in October |
| November | 6° / 2° | 10 | 16 | 4 | 105 mm | Awful | Alingsas in November |
| December | 2° / -1° | 11 | 10 | 10 | 117 mm | Awful | Alingsas in December |