Winnebago Weather Forecast

    • 57
    • 86

    Rain Showers Likely

    • 53
    • 92

    Rain Showers

    • 43
    • 74

    Rain Showers

    • 37
    • 59

    Breezy

    • 41
    • 64

    Mostly Cloudy

    • 46
    • 70

    Partly Sunny

Today 16 May Thurston

Partly sunny. A chance of Showers with a slight chance of Thunderstorms in the afternoon. Highs in the mid 80s. Northeast Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 30 percent.

Tonight 16 May Thurston

Mostly clear. Lows in the lower 50s. Northeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Winnebago Temperature Statistics

May Temperature

Sioux City, Sioux Gateway Airport (11.8 miles)

  • Lowest 2 May, 2026

    27.6 °F

  • Average May

    55.8 °F

  • Highest 11 May, 2026

    87.7 °F

Climate (2021–Present)

Sioux City, Sioux Gateway Airport (11.8 miles)

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  • Average Low 2021–2026

    39.1 °F

  • Average 2021–2026

    51.2 °F

  • Average High 2021–2026

    63.3 °F
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