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Hourly Forecast
Daylight Hours
07:32
Sunrise
19:17
Sunset
Moon
Waxing Gibbous
18:39
Moonrise
04:23
Moonset
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View stargazing scoreWeather in Groningen tomorrow, September 25, 2026
Expect a mostly clear day in Groningen on September 25, 2026, with sunshine dominating from morning through evening. Cloud should stay limited, so the overall feel remains bright and settled. Cloud leads the morning, peaking close to 91% near 00:00. Sunshine has little room until later in the day.
Expect highs of 20°C and cooler readings close to 7°C. The air stays humid, with relative humidity between 49% and 95% and the peak around 06:00. Winds stay light, near 3.9 km/h by 13:00, so the day feels still more than breezy.
Afternoon conditions open up, holding cloud close to 0% near 12:00. The day finishes on a milder, brighter note. Expect visibility near 25.6 km, with poorer spells close to 3.6 km. The sun rises at 07:34 and sets at 19:14, for a total of 11 hours 40 minutes of sunlight today.
Overall, Groningen on September 25, 2026 favours outdoor plans under mostly open skies, with a comfortable high near 20°C.
Frequently asked questions about weather in Groningen
How warm does it get in Groningen?
The warmest month in Groningen is August, with average high temperatures of 22°C. The average temperature during this period is around 18°C.
How cold does it get in Groningen?
The coldest month in Groningen is January, with average low temperatures of 2°C. The average temperature during this period is around 4°C.
What is the wettest time of year in Groningen?
The wettest month in Groningen is July, with an average of 92mm of precipitation.
What is the driest time of year in Groningen?
The driest month in Groningen is March, with an average of 55mm of precipitation.
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