Winnebago Weather Forecast

    • 74
    • 94

    Chance Thunderstorms

    • 69
    • 92

    Chance Thunderstorms

    • 71
    • 91

    Rain Showers Likely

    • 71
    • 93

    Chance Thunderstorms

    • 67
    • 92

    Rain Showers Likely

    • 64
    • 87

    Chance Rain Showers

Today 30 Jun Thurston

Sunny. Highs in the mid 90s. South Winds 5 to 10 Mph, becoming southwest this afternoon. Heat index Values up to 100 this afternoon.

Tonight 30 Jun Thurston

Partly cloudy with a slight chance of Showers and Thunderstorms in the Evening, then mostly cloudy with a chance of Showers and Thunderstorms after midnight. Humid with Lows in the lower 70s. Southeast Winds around 5 Mph, becoming south 10 to 15 Mph with Gusts up to 25 Mph after midnight. Chance of rain 40 percent.

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Winnebago Temperature Statistics

June Temperature

Sioux City, Sioux Gateway Airport (11.8 miles)

  • Lowest 15 June, 2026

    43.6 °F

  • Average June

    71.1 °F

  • Highest 9 June, 2026

    95.6 °F

Climate (2021–2026)

Sioux City, Sioux Gateway Airport (11.8 miles)

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  • Average Low 2021–2026

    39 °F

  • Average 2021–2026

    51.2 °F

  • Average High 2021–2026

    63.4 °F
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