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Groningen — weather in September, water temperature

18.1°C Daytime temperatures 12.4°C Night temperatures 8 Sunny days 11.7-13.7 Sun (hours) 4 Rainy days 48.4 mm Precipitation 16.8°C water temperature
Air temperature
2022 2021 2020 2019 2018 2017 2016 2015 2014 2013
The maximum daily temperature 28°C — 5 September 2022.
The maximum night temperature 20°C — 21 September 2018.
The minimum daily temperature 11°C — 29 September 2021.
The minimum night temperature 6°C — 30 September 2018.
water temperature
2022 2021 2020 2019 2018 2017 2016 2015 2013 2012
The warmest water 20.1 °C — 1 September 2019. The coldest water 13.7 °C — 25 September 2022.
Sunny, cloudy and gloomy days
Precipitation, mm
Maximum precipitation 78.2 mm — July. Minimum precipitation 34.9 mm — April.
Wind speed, km / h
Maximum wind speed 20.8 km / h — January. Minimum wind speed 14.5 km / h — August.
Number of hours of sunshine
The maximum number of hours of sunshine per day 8.5 h. — June. The minimum number of hours of sunshine per day 2.4 h. — December.
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