Ponca State Park Weather Forecast

    • 65
    • 85

    Slight Chance Thunderstorms

    • 60
    • 81

    Partly Sunny

    • 64
    • 83

    Partly Sunny

    • 62
    • 85

    Partly Sunny

    • 67
    • 85

    Mostly Sunny

    • 70
    • 88

    Mostly Sunny

    • 69
    • 89

    Mostly Sunny

Today 9 Aug Dixon

Mostly sunny. Highs in the lower 80s. Northeast Winds around 5 Mph.

Tonight 9 Aug Dixon

Partly cloudy this Evening, then becoming mostly cloudy. Lows in the mid 60s. Northeast Winds around 5 Mph, becoming south after midnight.

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Ponca State Park Temperature Statistics

August Temperature

Sioux City, Sioux Gateway Airport (21.1 miles)

  • Lowest 2 August, 2025

    54.6 °F

  • Average August

    69.6 °F

  • Highest 6 August, 2025

    83.6 °F

Climate (2020–Present)

Sioux City, Sioux Gateway Airport (21.1 miles)

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  • Average Low 2020–2025

    38.7 °F

  • Average 2020–2025

    50.6 °F

  • Average High 2020–2025

    62.6 °F
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