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The temperatures in Stromsund in September are quite cold with temperatures between 5°C and 12°C, warm clothes are a must.
You can expect rain for roughly half of the month of September in Stromsund. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Please note that Stromsund can expect a few days of snow in September.
Our weather forecast can give you a great sense of what weather to expect in Stromsund in September 2025.
If you’re planning to visit Stromsund in the near future, we highly recommend that you review the 14 day weather forecast for Stromsund before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -7° / -12° | 4 | 5 | 23 | 82 mm | Awful | Stromsund in January |
| February | -5° / -12° | 4 | 4 | 21 | 63 mm | Awful | Stromsund in February |
| March | -1° / -8° | 6 | 5 | 21 | 66 mm | Awful | Stromsund in March |
| April | 4° / -2° | 7 | 9 | 14 | 61 mm | Awful | Stromsund in April |
| May | 12° / 3° | 8 | 18 | 5 | 102 mm | Awful | Stromsund in May |
| June | 17° / 8° | 6 | 23 | 0 | 99 mm | Good | Stromsund in June |
| July | 19° / 10° | 8 | 23 | 0 | 123 mm | Ok | Stromsund in July |
| August | 17° / 8° | 6 | 25 | 0 | 107 mm | Good | Stromsund in August |
| September | 12° / 5° | 8 | 21 | 1 | 103 mm | Bad | Stromsund in September |
| October | 5° / 0° | 6 | 16 | 9 | 79 mm | Awful | Stromsund in October |
| November | -1° / -4° | 6 | 9 | 16 | 68 mm | Awful | Stromsund in November |
| December | -5° / -9° | 5 | 4 | 23 | 88 mm | Awful | Stromsund in December |