Johnson Reservoir Weather Forecast

    • 18
    • 38

    Increasing Clouds

    • 32
    • 37

    Snow

    • 26
    • 38

    Snow

    • 29
    • 36

    Snow

    • 28
    • 38

    Snow Likely

    • 18
    • 37

    Snow Likely

Today 30 Jan Owyhee Mountains

Sunny. Highs 38 to 48.

Tonight 30 Jan Owyhee Mountains

Increasing Clouds. Lows 26 to 31.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Johnson Reservoir Temperature Statistics

January Temperature

Mountain Home Air Force Base (46 miles)

  • Lowest 26 January, 2025

    6.6 °F

  • Average January

    28.8 °F

  • Highest 3 January, 2025

    48.2 °F

Climate (2020–Present)

Mountain Home Air Force Base (46 miles)

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  • Average Low 2020–2025

    39.5 °F

  • Average 2020–2025

    52.1 °F

  • Average High 2020–2025

    64.8 °F
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