Average wind speed in Järfälla
The mean monthly wind speed over the year in Järfälla (Stockholm county), Sweden (meters per second).
The average annual wind speed spans from 3 m/s in January, February, March, April, July, August, September, November and December to 4 m/s in May, June and October.
Forecast for Järfälla
clear and no rain
overcast and no rain
broken clouds and no rain