Dakota Dunes Weather Forecast

    • 35
    • 63

    Increasing Clouds

    • 32
    • 61

    Partly Sunny

    • 39
    • 64

    Partly Sunny

    • 42
    • 63

    Partly Sunny

    • 40
    • 70

    Partly Sunny

    • 29
    • 57

    Slight Chance Rain/Snow

Today 13 Feb Union

Sunny. Highs around 60. West Winds around 5 Mph, becoming south this afternoon.

Tonight 13 Feb Union

Partly cloudy in the Evening, then becoming mostly cloudy. Not as cool with Lows in the mid 30s. Southeast Winds 5 to 10 Mph.

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  • Temperature Real-Time

Dakota Dunes Temperature Statistics

February Temperature

Sioux City, Sioux Gateway Airport (7.5 miles)

  • Lowest 1 February, 2026

    12.7 °F

  • Average February

    34.8 °F

  • Highest 9 February, 2026

    73.9 °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 °F

  • Average High 2021–2026

    63 °F
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