Horseshoe Lake Weather Forecast

    • 64
    • 89

    Chance Rain Showers

    • 51
    • 81

    Chance Rain Showers

    • 51
    • 77

    Mostly Sunny

    • 54
    • 82

    Partly Sunny

    • 59
    • 83

    Slight Chance Thunderstorms

    • 60
    • 88

    Chance Thunderstorms

Today 12 Jun Union

Sunny, warmer with Highs in the upper 80s. West Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 12 Jun Union

Mostly clear. A slight chance of Showers and Thunderstorms after midnight. Lows in the lower 60s. South Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Horseshoe Lake Temperature Statistics

June Temperature

Sioux City, Sioux Gateway Airport (17.4 miles)

  • Lowest 3 June, 2026

    58.6 °F

  • Average June

    76.7 °F

  • Highest 9 June, 2026

    95.6 °F

Climate (2021–Present)

Sioux City, Sioux Gateway Airport (17.4 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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