Dakota Dunes Weather Forecast

    • 50
    • 85

    Decreasing Clouds

    • 50
    • 78

    Chance Thunderstorms

    • 46
    • 74

    Rain Showers Likely

    • 58
    • 82

    Slight Chance Rain Showers

    • 32
    • 71

    Chance Rain/Snow

    • 27
    • 52

    Chance Rain/Snow

    • 40
    • 60

    Mostly Sunny

Today 13 Apr Union

Partly sunny with a 20 percent chance of Showers. Highs in the lower 80s. South Winds around 15 Mph with Gusts up to 25 Mph.

Tonight 13 Apr Union

Partly cloudy. A chance of Showers with a slight chance of Thunderstorms this evening. Some Thunderstorms may be severe with damaging Winds and large hail. Lows in the upper 40s. North Winds 5 to 10 Mph. Chance of rain 50 percent.

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  • Temperature Real-Time

Dakota Dunes Temperature Statistics

April Temperature

Sioux City, Sioux Gateway Airport (7.5 miles)

  • Lowest 9 April, 2026

    26.7 °F

  • Average April

    43.5 °F

  • Highest 5 April, 2026

    66.7 °F

Climate (2021–Present)

Sioux City, Sioux Gateway Airport (7.5 miles)

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  • Average Low 2021–2026

    39 °F

  • Average 2021–2026

    51.1 °F

  • Average High 2021–2026

    63.2 °F
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