Weather in Luleå in september
Climate normals based on 10 years of historical data for Luleå, Sverige.
Average high
13°C
Average low
8°C
Rainfall
67 mm
11 rainy days
Sunshine
3.3h/day
Luftfuktighet
79%
How Hot Is Luleå in september?
The month-long average for Luleå in September is 10°C, ranging between 13°C highs and 8°C lows. A 5°C cooler reading than August, but next month (October) will drop further.
Sunshine Hours in september
Daylight stretches from 5:55 am to 6:55 pm but clouds keep sun to about 3.3h a day.
Does It Rain In Luleå In september?
Rain interrupts most days in Luleå: 67mm in 11 days.
Is Luleå Humid In september?
Oppressive humidity dominates Luleå in September — averaging 79%, with the air feeling thick and heavy.
Wind In Luleå In september
Expect a breezy September in Luleå — winds average 21 kph.
Cloud Cover In Luleå In september
Cloudy skies dominate Luleå in September — averaging 66% cloud cover.
Cities With Similar Weather In september
Weather in Luleå, month by month
| Month | High / Low | Regn | |
|---|---|---|---|
| Vädret i januari | -5°C / -11°C | 56mm | Details → |
| Vädret i februari | -4°C / -10°C | 41mm | Details → |
| Vädret i mars | -1°C / -7°C | 42mm | Details → |
| Vädret i april | 3°C / -3°C | 44mm | Details → |
| Vädret i maj | 9°C / 3°C | 43mm | Details → |
| Vädret i juni | 16°C / 10°C | 59mm | Details → |
| Vädret i juli | 18°C / 13°C | 70mm | Details → |
| Vädret i augusti | 17°C / 12°C | 86mm | Details → |
| Vädret i september | 13°C / 8°C | 67mm | |
| Vädret i oktober | 6°C / 2°C | 76mm | Details → |
| Vädret i november | 1°C / -3°C | 57mm | Details → |
| Vädret i december | -2°C / -7°C | 61mm | Details → |