Williams Lake Weather Forecast

    • 33
    • 47

    Partly Sunny

    • 34
    • 46

    Partly Sunny

    • 35
    • 45

    Rain/Snow Likely

    • 23
    • 36

    Chance Snow

    • 22
    • 32

    Slight Chance Snow

    • 21
    • 32

    Mostly Cloudy

Today 6 Feb Eastern Lemhi County

Mostly sunny. Highs in the mid 40s to lower 50s.

Tonight 6 Feb Eastern Lemhi County

Mostly cloudy. Lows in the upper 20s to mid 30s.

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Williams Lake Temperature Statistics

February Temperature

Salmon, Lemhi County Airport (8.1 miles)

  • Lowest 1 February, 2026

    19 °F

  • Average February

    32.6 °F

  • Highest 3 February, 2026

    48.9 °F

Climate (2021–Present)

Salmon, Lemhi County Airport (8.1 miles)

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  • Average Low 2021–2026

    32.8 °F

  • Average 2021–2026

    45.8 °F

  • Average High 2021–2026

    58.7 °F
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