Weather in Åbo in september
Climate normals based on 10 years of historical data for Åbo, Finland.
Average high
15°C
Average low
10°C
Rainfall
68 mm
10 rainy days
Sunshine
3.4h/day
Luftfuktighet
79%
How Hot Is Åbo in september?
September in Åbo averages 15°C in the afternoon and 10°C overnight, with a typical daily mean of 13°C. A 4°C cooler reading than August, but next month (October) will drop further.
Sunshine Hours in september
Åbo's September averages 3.4h of direct sun — cloud cover varies day to day.
Does It Rain In Åbo In september?
Frequent showers shape Åbo's September: 68mm over 10 days.
Is Åbo Humid In september?
Oppressive humidity dominates Åbo in September — averaging 79%, with the air feeling thick and heavy.
Wind In Åbo In september
Light breezes typical: Åbo averages 19 kph wind in September.
Cloud Cover In Åbo In september
Åbo's September runs cloudy: typical cloud cover of 65%.
Cities With Similar Weather In september
Weather in Åbo, month by month
| Month | High / Low | Regn | |
|---|---|---|---|
| Vädret i januari | -1°C / -5°C | 61mm | Details → |
| Vädret i februari | 0°C / -5°C | 52mm | Details → |
| Vädret i mars | 2°C / -3°C | 47mm | Details → |
| Vädret i april | 7°C / 1°C | 39mm | Details → |
| Vädret i maj | 14°C / 6°C | 47mm | Details → |
| Vädret i juni | 19°C / 11°C | 65mm | Details → |
| Vädret i juli | 21°C / 14°C | 105mm | Details → |
| Vädret i augusti | 20°C / 14°C | 118mm | Details → |
| Vädret i september | 15°C / 10°C | 68mm | |
| Vädret i oktober | 9°C / 5°C | 76mm | Details → |
| Vädret i november | 5°C / 2°C | 66mm | Details → |
| Vädret i december | 1°C / -2°C | 63mm | Details → |