Dakota Dunes Weather Forecast

    • 55
    • 77

    Chance Rain Showers

    • 64
    • 89

    Mostly Sunny

    • 55
    • 84

    Chance Rain Showers

    • 55
    • 78

    Mostly Cloudy

    • 55
    • 78

    Partly Sunny

    • 60
    • 83

    Partly Sunny

Today 11 Jun Union

Mostly cloudy with a chance of Showers in the Morning, then mostly sunny with a slight chance of Showers in the afternoon. Breezy and not as warm with Highs in the mid 70s. North Winds 15 to 20 Mph, becoming northwest 20 to 25 Mph in the afternoon. Chance of rain 50 percent.

Tonight 11 Jun Union

Mostly clear and breezy. Lows in the mid 50s. Northwest Winds 20 to 25 Mph with Gusts up to 35 Mph, becoming west 5 to 10 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Dakota Dunes Temperature Statistics

June Temperature

Sioux City, Sioux Gateway Airport (7.5 miles)

  • Lowest 3 June, 2026

    58.6 °F

  • Average June

    75.5 °F

  • Highest 6 June, 2026

    93.7 °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

    51.2 °F

  • Average High 2021–2026

    63.4 °F
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