Weather in Oulu in September
Climate normals based on 10 years of historical data for Oulu, Finnland.
Average high
13°C
Average low
8°C
Rainfall
78 mm
12 rainy days
Sunshine
2.9h/day
Luftfeuchtigkeit
82%
How Hot Is Oulu in September?
The month-long average for Oulu in September is 10°C, ranging between 13°C highs and 8°C lows. Compared with August, this is a 5°C jump.
Sunshine Hours in September
Despite 13h of daylight, Oulu sees just 2.9h of direct sun in September.
Does It Rain In Oulu In September?
Oulu averages a rainy day every other day in September — 78mm in total, across 12 days.
Is Oulu Humid In September?
Oulu is sticky and humid throughout September: 82% humidity makes the heat feel relentless.
Wind In Oulu In September
Wind stays light: 18 kph on a typical day in Oulu.
Cloud Cover In Oulu In September
Cloudy skies dominate Oulu in September — averaging 68% cloud cover.
Cities With Similar Weather In September
Weather in Oulu, month by month
| Month | High / Low | Regen | |
|---|---|---|---|
| Wetter im Januar | -6°C / -11°C | 42mm | Details → |
| Wetter im Februar | -4°C / -9°C | 39mm | Details → |
| Wetter im März | -1°C / -7°C | 38mm | Details → |
| Wetter im April | 4°C / -3°C | 40mm | Details → |
| Wetter im Mai | 11°C / 3°C | 53mm | Details → |
| Wetter im Juni | 17°C / 10°C | 75mm | Details → |
| Wetter im Juli | 19°C / 13°C | 95mm | Details → |
| Wetter im August | 18°C / 12°C | 109mm | Details → |
| Wetter im September | 13°C / 8°C | 78mm | |
| Wetter im Oktober | 6°C / 2°C | 79mm | Details → |
| Wetter im November | 1°C / -2°C | 54mm | Details → |
| Wetter im Dezember | -2°C / -7°C | 49mm | Details → |