Summit Reservoir Weather Forecast

    • 26
    • 37

    Mostly Sunny

    • 33
    • 46

    Partly Sunny

    • 32
    • 51

    Partly Sunny

    • 31
    • 48

    Partly Sunny

    • 34
    • 49

    Mostly Cloudy

    • 33
    • 47

    Rain Showers Likely

Today 8 Nov Lost River Range

Sunny. Highs 37 to 45.

Tonight 8 Nov Lost River Range

Partly cloudy. Lows 23 to 30.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Summit Reservoir Temperature Statistics

November Temperature

Salmon, Lemhi County Airport (58.4 miles)

  • Lowest 3 November, 2025

    21 °F

  • Average November

    44.6 °F

  • Highest 1 November, 2025

    62.1 °F

Climate (2020–Present)

Salmon, Lemhi County Airport (58.4 miles)

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  • Average Low 2020–2025

    32.3 °F

  • Average 2020–2025

    45.3 °F

  • Average High 2020–2025

    58.3 °F
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