Weather in Skien in september
Climate normals based on 10 years of historical data for Skien, Norge.
Average high
16°C
Average low
9°C
Rainfall
147 mm
12 rainy days
Sunshine
3.3h/day
Luftfuktighet
78%
How Hot Is Skien in september?
September is a comfortable in-between month for Skien — warm enough by day at 16°C, crisp at night around 9°C. That's about 3°C warmer than August and similar to what Skien sees in October.
Sunshine Hours in september
Sun and cloud trade off in Skien's September: 3.3h of direct sun, daylight from 6:50 am to 7:40 pm.
Does It Rain In Skien In september?
Wet conditions dominate Skien: 147mm of rain on 12 days.
Is Skien Humid In september?
Air feels constantly thick in Skien: 78% humidity is the norm in September.
Wind In Skien In september
Breezes around 17 kph in Skien this September — comfortable for outdoor activity.
Cloud Cover In Skien In september
Cloudy skies dominate Skien in September — averaging 65% cloud cover.
Cities With Similar Weather In september
Weather in Skien, month by month
| Month | High / Low | Regn | |
|---|---|---|---|
| Vädret i januari | 0°C / -5°C | 99mm | Details → |
| Vädret i februari | 2°C / -4°C | 78mm | Details → |
| Vädret i mars | 5°C / -2°C | 79mm | Details → |
| Vädret i april | 10°C / 1°C | 49mm | Details → |
| Vädret i maj | 15°C / 6°C | 80mm | Details → |
| Vädret i juni | 20°C / 10°C | 95mm | Details → |
| Vädret i juli | 20°C / 12°C | 111mm | Details → |
| Vädret i augusti | 19°C / 11°C | 113mm | Details → |
| Vädret i september | 16°C / 9°C | 147mm | |
| Vädret i oktober | 10°C / 5°C | 110mm | Details → |
| Vädret i november | 5°C / 1°C | 124mm | Details → |
| Vädret i december | 1°C / -3°C | 99mm | Details → |