Dakota Dunes Weather Forecast

    • 30
    • 54

    Rain/Snow Likely

    • 25
    • 48

    Chance Snow

    • 31
    • 65

    Breezy

    • 33
    • 48

    Chance Snow

    • 23
    • 56

    Rain/Snow Likely

    • 7
    • 32

    Slight Chance Snow

    • 16
    • 32

    Mostly Cloudy

Today 10 Mar Union

Mostly sunny. Much cooler with Highs in the lower 50s. Northeast Winds 15 to 20 Mph.

Tonight 10 Mar Union

Mostly cloudy. Snow with rain likely after midnight. Snow accumulation up to 1 inch. Lows in the upper 20s. North Winds around 15 Mph with Gusts up to 25 Mph. Chance of precipitation 80 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Dakota Dunes Temperature Statistics

March Temperature

Sioux City, Sioux Gateway Airport (7.5 miles)

  • Lowest 1 March, 2026

    9.6 °F

  • Average March

    39.9 °F

  • Highest 8 March, 2026

    72 °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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