Average wind speed in Waltham (MA)
The mean monthly wind speed over the year in Waltham (Massachusetts), the United States of America (meters per second).
Annually, the wind speed is at its lowest, 5 m/s, in June, July, August and September and peaks at 7 m/s during January, February, March and December.
Forecast for Waltham (MA)
almost clear and no rain
clear and no rain
almost clear and no rain