Clay County Park Weather Forecast

    • 68
    • 92

    Severe Tstms

    • 66
    • 83

    Chance Rain Showers

    • 69
    • 85

    Slight Chance Thunderstorms

    • 72
    • 91

    Mostly Sunny

    • 74
    • 94

    Mostly Sunny

    • 71
    • 95

    Slight Chance Thunderstorms

Today 23 Jul Clay

Mostly sunny. Showers and Thunderstorms likely in the afternoon. Some Thunderstorms may be severe. Humid with Highs in the lower 90s. South Winds 10 to 15 Mph. Chance of rain 60 percent. Heat index Values up to 101.

Tonight 23 Jul Clay

Partly cloudy. Near steady temperature in the mid 70s. Southeast Winds 5 to 10 Mph.

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Clay County Park Temperature Statistics

July Temperature

Yankton, Chan Gurney Municipal Airport (21.1 miles)

  • Lowest 17 July, 2025

    55.7 °F

  • Average July

    75.1 °F

  • Highest 3 July, 2025

    94.6 °F

Climate (2020–Present)

Yankton, Chan Gurney Municipal Airport (21.1 miles)

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  • Average Low 2020–2025

    39 °F

  • Average 2020–2025

    50 °F

  • Average High 2020–2025

    61.3 °F
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