Basin Lake Weather Forecast

    • 27
    • 38

    Increasing Clouds

    • 24
    • 39

    Partly Sunny

    • 32
    • 37

    Mostly Sunny

    • 24
    • 39

    Snow Showers Likely

    • 21
    • 27

    Slight Chance Snow Showers

    • 23
    • 31

    Partly Sunny

Today 16 Oct Eastern Lemhi County

Mostly cloudy until late afternoon then clearing. Highs in the mid 40s to lower 50s.

Tonight 16 Oct Eastern Lemhi County

Mostly clear. Lows in the mid 20s to lower 30s.

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Basin Lake Temperature Statistics

October Temperature

Salmon, Lemhi County Airport (18.6 miles)

  • Lowest 6 October, 2025

    27 °F

  • Average October

    49.8 °F

  • Highest 10 October, 2025

    78.1 °F

Climate (2020–Present)

Salmon, Lemhi County Airport (18.6 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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