Beaver Lake Weather Forecast

    • 32
    • 45

    Mostly Cloudy

    • 31
    • 44

    Partly Sunny

    • 39
    • 62

    Mostly Sunny

    • 39
    • 59

    Partly Sunny

    • 42
    • 63

    Partly Sunny

    • 37
    • 60

    Partly Sunny

Today 31 Oct Yankton

Partly sunny early this Morning, then mostly cloudy with a chance of Sprinkles this afternoon. Cooler with Highs in the mid 40s. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 31 Oct Yankton

Mostly cloudy. A slight chance of rain in the Evening, then a chance of Sprinkles and Flurries after midnight. Lows in the lower 30s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of precipitation 20 percent.

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Beaver Lake Temperature Statistics

October Temperature

Yankton, Chan Gurney Municipal Airport (7.5 miles)

  • Lowest 22 October, 2025

    28 °F

  • Average October

    57.3 °F

  • Highest 3 October, 2025

    91 °F

Climate (2020–Present)

Yankton, Chan Gurney Municipal Airport (7.5 miles)

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  • Average Low 2020–2025

    39.3 °F

  • Average 2020–2025

    50.3 °F

  • Average High 2020–2025

    61.5 °F
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