Winterset Weather Forecast

    • 62
    • 76

    Rain Showers Likely

    • 61
    • 81

    Rain Showers Likely

    • 62
    • 84

    Partly Sunny

    • 60
    • 82

    Slight Chance Thunderstorms

    • 62
    • 82

    Slight Chance Thunderstorms

    • 65
    • 84

    Chance Thunderstorms

Today 30 May Madison

Mostly cloudy with a chance of Showers and Thunderstorms. Near steady temperature in the upper 70s. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 50 percent.

Tonight 30 May Madison

Mostly cloudy. A slight chance of Showers and Thunderstorms in the Evening, then Showers likely with a chance of Thunderstorms after midnight. Lows in the lower 60s. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 60 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Winterset Temperature Statistics

May Temperature

Des Moines International Airport (23 miles)

  • Lowest 2 May, 2026

    37.7 °F

  • Average May

    63.5 °F

  • Highest 15 May, 2026

    88.6 °F

Climate (2021–Present)

Des Moines International Airport (23 miles)

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  • Average Low 2021–2026

    43.7 °F

  • Average 2021–2026

    53.5 °F

  • Average High 2021–2026

    63.5 °F
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