Average wind speed in Grou
The mean monthly wind speed over the year in Grou (Friesland), the Netherlands (meters per second).
The mean wind speed over the year fluctuates between 4 m/s in June, July and August and 6 m/s in January, February, March, November and December.
Forecast for Grou
overcast and no rain
overcast and no rain
broken clouds and no rain