Mormon Mountain Weather Forecast

    • 56
    • 73

    Areas Smoke

    • 53
    • 68

    Chance Thunderstorms

    • 51
    • 65

    Rain Showers Likely

    • 49
    • 54

    Rain Showers

    • 46
    • 55

    Rain Showers Likely

    • 46
    • 59

    Chance Rain Showers

    • 47
    • 62

    Partly Sunny

Today 24 Aug West Central Mountains

Partly sunny. Smoke. Highs 82 to 96.

Tonight 24 Aug West Central Mountains

Mostly cloudy. Areas of smoke. Lows 57 to 68.

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Mormon Mountain Temperature Statistics

August Temperature

Salmon, Lemhi County Airport (49.1 miles)

  • Lowest 8 August, 2025

    42.7 °F

  • Average August

    68.3 °F

  • Highest 19 August, 2025

    100.7 °F

Climate (2020–Present)

Salmon, Lemhi County Airport (49.1 miles)

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  • Average Low 2020–2025

    32.2 °F

  • Average 2020–2025

    45.3 °F

  • Average High 2020–2025

    58.2 °F
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