Dakota Dunes Weather Forecast

    • 30
    • 63

    Becoming Sunny

    • 38
    • 66

    Partly Sunny

    • 43
    • 65

    Mostly Cloudy

    • 41
    • 70

    Chance Rain

    • 30
    • 58

    Partly Sunny

    • 23
    • 47

    Chance Rain/Snow

Today 14 Feb Union

Mostly sunny with scattered Sprinkles. Near steady temperature in the lower 60s. Southwest Winds around 5 Mph.

Tonight 14 Feb Union

Mostly clear. Lows around 30. Northwest Winds around 5 Mph.

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Dakota Dunes Temperature Statistics

February Temperature

Sioux City, Sioux Gateway Airport (7.5 miles)

  • Lowest 1 February, 2026

    12.7 °F

  • Average February

    35.3 °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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