Click on a day for an hourly weather forecast
The temperatures in Stockholm in September are usually low and can range between 10°C and 16°C.
The wather in Stockholm in September can vary between cold and nice weather days. Expect a few rainy days but usually not more than 3.
Our weather forecast can give you a great sense of what weather to expect in Stockholm in September 2025.
If you’re planning to visit Stockholm in the near future, we highly recommend that you review the 14 day weather forecast for Stockholm before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 0° / -3° | 5 | 11 | 15 | 27 mm | Awful | Stockholm in January |
| February | 0° / -3° | 3 | 11 | 14 | 22 mm | Awful | Stockholm in February |
| March | 4° / -1° | 5 | 15 | 11 | 20 mm | Awful | Stockholm in March |
| April | 9° / 3° | 3 | 23 | 4 | 17 mm | Bad | Stockholm in April |
| May | 14° / 7° | 3 | 27 | 1 | 28 mm | Good | Stockholm in May |
| June | 18° / 11° | 2 | 28 | 0 | 35 mm | Good | Stockholm in June |
| July | 21° / 14° | 2 | 29 | 0 | 40 mm | Good | Stockholm in July |
| August | 20° / 14° | 3 | 28 | 0 | 38 mm | Good | Stockholm in August |
| September | 16° / 10° | 2 | 28 | 0 | 26 mm | Good | Stockholm in September |
| October | 10° / 6° | 4 | 26 | 1 | 33 mm | Ok | Stockholm in October |
| November | 6° / 3° | 5 | 21 | 4 | 31 mm | Awful | Stockholm in November |
| December | 2° / -1° | 5 | 15 | 11 | 28 mm | Awful | Stockholm in December |