Grouse Creek Lake Weather Forecast

    • 35
    • 57

    Mostly Sunny

    • 39
    • 60

    Mostly Sunny

    • 46
    • 67

    Partly Sunny

    • 45
    • 70

    Breezy

    • 38
    • 66

    Sunny

    • 44
    • 69

    Mostly Sunny

    • 46
    • 69

    Partly Sunny

Today 13 Jun Lost River Range

Sunny. Highs 63 to 72.

Tonight 13 Jun Lost River Range

Mostly clear. Lows 40 to 48.

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Grouse Creek Lake Temperature Statistics

June Temperature

Salmon, Lemhi County Airport (49.1 miles)

  • Lowest 1 June, 2026

    36 °F

  • Average June

    58.7 °F

  • Highest 5 June, 2026

    86 °F

Climate (2021–Present)

Salmon, Lemhi County Airport (49.1 miles)

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  • Average Low 2021–2026

    33.1 °F

  • Average 2021–2026

    46.2 °F

  • Average High 2021–2026

    59.2 °F
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