Sioux City Weather Forecast

    • 68
    • 92

    Mostly Sunny

    • 66
    • 91

    Chance Thunderstorms

    • 59
    • 81

    Chance Thunderstorms

    • 59
    • 75

    Slight Chance Rain Showers

    • 66
    • 81

    Chance Thunderstorms

    • 64
    • 84

    Chance Thunderstorms

    • 66
    • 83

    Partly Sunny

Today 14 Jul Woodbury

Sunny. Highs around 90. South Winds 10 to 15 Mph.

Tonight 14 Jul Woodbury

Mostly clear. Lows in the mid 60s. South Winds 5 to 10 Mph with Gusts up to 20 Mph. Heat index Values in the upper 90s early this evening.

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Sioux City Temperature Statistics

July Temperature

Sioux City, Sioux Gateway Airport (6.2 miles)

  • Lowest 1 July, 2025

    59 °F

  • Average July

    76.1 °F

  • Highest 3 July, 2025

    93 °F

Climate (2020–Present)

Sioux City, Sioux Gateway Airport (6.2 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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