Dakota Dunes Weather Forecast

    • 22
    • 54

    Mostly Cloudy

    • 25
    • 41

    Chance Snow

    • 31
    • 56

    Mostly Sunny

    • 24
    • 63

    Partly Sunny

    • 13
    • 39

    Chance Snow

    • 18
    • 31

    Chance Snow

Today 24 Feb Union

Mostly cloudy with a chance of Sprinkles. Not as cool with Highs in the lower 50s. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 24 Feb Union

Mostly cloudy. Lows in the lower 20s. North Winds 10 to 15 Mph, Diminishing to around 5 Mph after midnight.

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Dakota Dunes Temperature Statistics

February Temperature

Sioux City, Sioux Gateway Airport (7.5 miles)

  • Lowest 22 February, 2026

    5 °F

  • Average February

    35.7 °F

  • Highest 9 February, 2026

    75.7 °F

Climate (2021–Present)

Sioux City, Sioux Gateway Airport (7.5 miles)

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  • Average Low 2021–2026

    39.2 °F

  • Average 2021–2026

    51.1 °F

  • Average High 2021–2026

    63.2 °F
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