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    Windy cities · Idaho

    How windy is Boise?

    Across a typical year, the wind in Boise averages about 7.5 mph.

    April is the windiest month, at about 8.7 mph, and January the calmest, at about 6.5 mph. There’s no wind at all about 14% of the time. That makes it the joint 37th least windy of the 124 US cities we track.

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    The strongest average wind in the forecast for the next 48 hours is about 10 mph.

    Boise averages about 7.5 mph of wind, and January calms to about 6.5, so the valley air settles in for winter.

    Live 48-hour forecast from OpenWeatherMap, refreshed about every half hour. Alerts from the National Weather Service.

    The wind at a glance

    Average wind speed, all year7.5 mph
    Windiest monthApril, 8.7 mph
    Calmest monthJanuary, 6.5 mph
    Hours with no wind at all14%

    Average wind speeds across every hour of a typical year, not gusts.

    Cities with about the same wind

    Every city’s wind, windiest first

    More about the weather here

    Source: NOAA U.S. Climate Normals, hourly, 1991 to 2020, station USW00024131. Average wind speed, not gusts.