Marshall Lake Weather Forecast

    • 44
    • 65

    Mostly Sunny

    • 43
    • 68

    Chance Rain

    • 41
    • 60

    Partly Sunny

    • 36
    • 61

    Rain/Snow

    • 34
    • 42

    Rain/Snow

    • 34
    • 51

    Mostly Sunny

    • 37
    • 55

    Partly Sunny

Today 9 Sep Southern Clearwater Mountains

Mostly sunny. Patchy fog early in the morning. Highs 66 to 81.

Tonight 9 Sep Southern Clearwater Mountains

Mostly clear. Lows 38 to 53.

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Marshall Lake Temperature Statistics

September Temperature

McCall Airport (34.2 miles)

  • Lowest 5 September, 2026

    34.6 °F

  • Average September

    51.4 °F

  • Highest 1 September, 2026

    73.7 °F

Climate (2021–2026)

McCall Airport (34.2 miles)

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  • Average Low 2021–2026

    31 °F

  • Average 2021–2026

    43 °F

  • Average High 2021–2026

    55 °F
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