Riordan Lake Weather Forecast

    • 28
    • 47

    Decreasing Clouds

    • 37
    • 48

    Mostly Sunny

    • 26
    • 40

    Rain Showers

    • 25
    • 36

    Partly Sunny

    • 27
    • 43

    Partly Sunny

    • 32
    • 46

    Partly Sunny

Today 17 Oct West Central Mountains

Mostly sunny. Highs 47 to 60.

Tonight 17 Oct West Central Mountains

Decreasing Clouds. Areas of fog after midnight. Lows 25 to 35.

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Riordan Lake Temperature Statistics

October Temperature

McCall Airport (32.3 miles)

  • Lowest 6 October, 2025

    28 °F

  • Average October

    45.6 °F

  • Highest 9 October, 2025

    72 °F

Climate (2020–Present)

McCall Airport (32.3 miles)

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  • Average Low 2020–2025

    30.6 °F

  • Average 2020–2025

    42.6 °F

  • Average High 2020–2025

    54.4 °F
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