Campbell Reservoir Weather Forecast

    • 53
    • 83

    Slight Chance Thunderstorms

    • 50
    • 79

    Mostly Cloudy

    • 50
    • 82

    Mostly Sunny

    • 52
    • 84

    Mostly Sunny

    • 52
    • 85

    Mostly Sunny

    • 53
    • 86

    Mostly Sunny

Today 21 Jul Wood River Foothills

Mostly sunny. A slight chance of Showers and Thunderstorms in the afternoon. Breezy. Some Thunderstorms may produce gusty Winds in the afternoon. Highs 76 to 86. Southwest Winds around 10 Mph. Increasing to 15 to 25 Mph in the afternoon.

Tonight 21 Jul Wood River Foothills

Increasing Clouds. Lows 51 to 61. West Winds 10 to 15 Mph with Gusts to around 25 Mph. Shifting to northwest after midnight.

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Campbell Reservoir Temperature Statistics

July Temperature

Hailey, Friedman Memorial Airport (14.9 miles)

  • Lowest 6 July, 2025

    44.6 °F

  • Average July

    66.1 °F

  • Highest 1 July, 2025

    93.2 °F

Climate (2020–Present)

Hailey, Friedman Memorial Airport (14.9 miles)

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  • Average Low 2020–2025

    33.9 °F

  • Average 2020–2025

    42.2 °F

  • Average High 2020–2025

    56 °F
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