Dakota Dunes Weather Forecast

    • 24
    • 65

    Breezy

    • 15
    • 44

    Partly Sunny

    • 18
    • 34

    Chance Snow

    • 30
    • 43

    Chance Rain/Snow

    • 29
    • 50

    Chance Rain

    • 34
    • 52

    Chance Rain

    • 34
    • 60

    Mostly Cloudy

Today 27 Feb Union

Sunny, breezy. Near steady temperature in the lower 60s. Northwest Winds 20 to 25 Mph with Gusts up to 35 Mph.

Tonight 27 Feb Union

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the lower 20s. North Winds 10 to 15 Mph, becoming east after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Dakota Dunes Temperature Statistics

February Temperature

Sioux City, Sioux Gateway Airport (7.5 miles)

  • Lowest 23 February, 2026

    1.9 °F

  • Average February

    34.5 °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

    39.1 °F

  • Average 2021–2026

    51.1 °F

  • Average High 2021–2026

    63.2 °F
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