Santee Sioux Recreation Park Weather Forecast

    • 31
    • 52

    Increasing Clouds

    • 35
    • 59

    Becoming Sunny

    • 30
    • 47

    Partly Sunny

    • 35
    • 48

    Partly Sunny

    • 40
    • 62

    Mostly Sunny

    • 39
    • 61

    Mostly Sunny

    • 40
    • 63

    Partly Sunny

Today 29 Oct Knox

Sunny. Near steady temperature around 50. North Winds 5 to 10 Mph.

Tonight 29 Oct Knox

Mostly clear. Widespread frost. Cold with Lows in the upper 20s. North Winds around 5 Mph, becoming southwest after midnight.

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Santee Sioux Recreation Park Temperature Statistics

October Temperature

Yankton, Chan Gurney Municipal Airport (23.6 miles)

  • Lowest 22 October, 2025

    28 °F

  • Average October

    58.3 °F

  • Highest 3 October, 2025

    91 °F

Climate (2020–Present)

Yankton, Chan Gurney Municipal Airport (23.6 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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