Gentian Lake Weather Forecast

    • 46
    • 63

    Mostly Sunny

    • 43
    • 70

    Breezy

    • 34
    • 59

    Chance Rain

    • 31
    • 47

    Chance Snow

    • 33
    • 45

    Chance Snow

    • 35
    • 52

    Partly Sunny

Today 30 May Western Lemhi County

Mostly sunny. Highs in the upper 70s to mid 80s.

Tonight 30 May Western Lemhi County

Mostly clear. Lows in the 50s.

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Gentian Lake Temperature Statistics

May Temperature

Salmon, Lemhi County Airport (34.2 miles)

  • Lowest 1 May, 2025

    29.8 °F

  • Average May

    55 °F

  • Highest 10 May, 2025

    86 °F

Climate (2020–Present)

Salmon, Lemhi County Airport (34.2 miles)

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  • Average Low 2020–2025

    32.2 °F

  • Average 2020–2025

    45.3 °F

  • Average High 2020–2025

    58 °F
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