Santee Sioux Recreation Park Weather Forecast

    • 62
    • 72

    Rain Showers Likely

    • 60
    • 70

    Rain Showers Likely

    • 58
    • 71

    Chance Rain Showers

    • 53
    • 77

    Chance Thunderstorms

    • 46
    • 66

    Partly Sunny

    • 50
    • 68

    Mostly Sunny

Today 30 Aug Knox

A chance of Thunderstorms. Showers likely. Near steady temperature in the upper 60s. Southeast Winds 5 to 10 Mph. Chance of rain 70 percent.

Tonight 30 Aug Knox

Showers likely with a slight chance of Thunderstorms. Lows in the lower 60s. East Winds 5 to 10 Mph. Chance of rain 70 percent.

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  • Temperature Real-Time

Santee Sioux Recreation Park Temperature Statistics

August Temperature

Yankton, Chan Gurney Municipal Airport (23.6 miles)

  • Lowest 24 August, 2025

    52 °F

  • Average August

    73.2 °F

  • Highest 8 August, 2025

    89.7 °F

Climate (2020–Present)

Yankton, Chan Gurney Municipal Airport (23.6 miles)

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  • Average Low 2020–2025

    39 °F

  • Average 2020–2025

    50 °F

  • Average High 2020–2025

    61.2 °F
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