Mattison Park Weather Forecast

    • 73
    • 91

    Decreasing Clouds

    • 68
    • 93

    Thunderstorms Likely

    • 66
    • 83

    Chance Thunderstorms

    • 68
    • 86

    Slight Chance Thunderstorms

    • 70
    • 91

    Slight Chance Thunderstorms

    • 73
    • 94

    Slight Chance Thunderstorms

Today 22 Jul Dixon

Sunny. Highs around 90. South Winds 15 to 20 Mph with Gusts up to 30 Mph. Heat index Values up to 105.

Tonight 22 Jul Dixon

Mostly clear. Humid with Lows in the lower 70s. South Winds 15 to 20 Mph with Gusts up to 30 Mph. Heat index Values up to 104 early in the evening.

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  • Temperature Real-Time

Mattison Park Temperature Statistics

July Temperature

Sioux City, Sioux Gateway Airport (19.3 miles)

  • Lowest 17 July, 2025

    56.6 °F

  • Average July

    75.2 °F

  • Highest 3 July, 2025

    93.7 °F

Climate (2020–Present)

Sioux City, Sioux Gateway Airport (19.3 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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