Williams Lake Weather Forecast

    • 17
    • 35

    Mostly Sunny

    • 24
    • 37

    Partly Sunny

    • 31
    • 34

    Snow

    • 26
    • 33

    Snow

    • 24
    • 31

    Snow Likely

    • 23
    • 30

    Chance Snow

Today 29 Jan Eastern Lemhi County

Mostly sunny. Highs in the upper 20s to mid 30s.

Tonight 29 Jan Eastern Lemhi County

Mostly clear. Lows 8 to 15.

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Williams Lake Temperature Statistics

January Temperature

Salmon, Lemhi County Airport (8.1 miles)

  • Lowest 20 January, 2025

    -6 °F

  • Average January

    19.5 °F

  • Highest 4 January, 2025

    42.7 °F

Climate (2020–Present)

Salmon, Lemhi County Airport (8.1 miles)

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  • Average Low 2020–2025

    32.1 °F

  • Average 2020–2025

    45.1 °F

  • Average High 2020–2025

    57.9 °F
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