Lewis and Clark Lake Weather Forecast

    • 36
    • 52

    Decreasing Clouds

    • 30
    • 51

    Increasing Clouds

    • 35
    • 57

    Mostly Sunny

    • 30
    • 48

    Mostly Cloudy

    • 35
    • 48

    Partly Sunny

    • 42
    • 62

    Partly Sunny

    • 36
    • 59

    Mostly Sunny

Today 28 Oct Knox

Cloudy. Near steady temperature in the lower 50s. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 28 Oct Knox

Mostly cloudy and breezy. Lows in the mid 30s. North Winds 15 to 25 Mph with Gusts up to 40 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lewis and Clark Lake Temperature Statistics

October Temperature

Yankton, Chan Gurney Municipal Airport (8.1 miles)

  • Lowest 22 October, 2025

    28 °F

  • Average October

    58.5 °F

  • Highest 3 October, 2025

    91 °F

Climate (2020–Present)

Yankton, Chan Gurney Municipal Airport (8.1 miles)

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  • Average Low 2020–2025

    39.3 °F

  • Average 2020–2025

    50.2 °F

  • Average High 2020–2025

    61.5 °F
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