Click on a day for an hourly weather forecast
The temperatures in Luleå in September are quite cold with temperatures between 9°C and 12°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Luleå 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 Luleå in September 2025.
If you’re planning to visit Luleå in the near future, we highly recommend that you review the 14 day weather forecast for Luleå before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -6° / -10° | 3 | 9 | 19 | 67 mm | Awful | Luleå in January |
| February | -6° / -11° | 2 | 9 | 17 | 53 mm | Awful | Luleå in February |
| March | -2° / -7° | 5 | 9 | 17 | 52 mm | Awful | Luleå in March |
| April | 2° / -2° | 5 | 14 | 12 | 55 mm | Awful | Luleå in April |
| May | 8° / 4° | 5 | 22 | 4 | 63 mm | Bad | Luleå in May |
| June | 14° / 9° | 5 | 25 | 0 | 77 mm | Good | Luleå in June |
| July | 18° / 13° | 6 | 25 | 0 | 84 mm | Good | Luleå in July |
| August | 17° / 12° | 7 | 24 | 0 | 91 mm | Ok | Luleå in August |
| September | 12° / 9° | 6 | 24 | 0 | 90 mm | Ok | Luleå in September |
| October | 6° / 3° | 6 | 20 | 5 | 84 mm | Awful | Luleå in October |
| November | 1° / -1° | 7 | 13 | 10 | 78 mm | Awful | Luleå in November |
| December | -3° / -6° | 5 | 7 | 19 | 90 mm | Awful | Luleå in December |