Weather in Groningen in september
Climate normals based on 10 years of historical data for Groningen, Holland.
Average high
19°C
Average low
12°C
Rainfall
67 mm
11 rainy days
Sunshine
3.1h/day
Fugtighed
78%
How Hot Is Groningen in september?
Pleasant mild days return to Groningen: 19°C highs, 12°C lows, averaging 15°C. The pattern barely shifts from August — just a 3°C difference in average high.
Sunshine Hours in september
Sun comes and goes in Groningen: 3.1h of direct sun, daylight from 7:10 am to 7:50 pm.
Does It Rain In Groningen In september?
Showers come almost daily: 67mm in 11 days in Groningen.
Is Groningen Humid In september?
Oppressive humidity dominates Groningen in September — averaging 78%, with the air feeling thick and heavy.
Wind In Groningen In september
Groningen sees consistent breezes in September: typical wind speeds of 20 kph.
Cloud Cover In Groningen In september
Cloudy skies dominate Groningen in September — averaging 66% cloud cover.
Cities With Similar Weather In september
Weather in Groningen, month by month
| Month | High / Low | Regn | |
|---|---|---|---|
| Vejr i Januar | 6°C / 2°C | 76mm | Details → |
| Vejr i Februar | 7°C / 2°C | 74mm | Details → |
| Vejr i Marts | 9°C / 3°C | 63mm | Details → |
| Vejr i April | 12°C / 5°C | 61mm | Details → |
| Vejr i Maj | 16°C / 9°C | 61mm | Details → |
| Vejr i Juni | 20°C / 12°C | 82mm | Details → |
| Vejr i Juli | 21°C / 13°C | 97mm | Details → |
| Vejr i August | 22°C / 14°C | 80mm | Details → |
| Vejr i September | 19°C / 12°C | 67mm | |
| Vejr i Oktober | 14°C / 9°C | 81mm | Details → |
| Vejr i November | 10°C / 5°C | 71mm | Details → |
| Vejr i December | 7°C / 4°C | 74mm | Details → |