Winterset Weather Forecast

    • 64
    • 82

    Chance Rain Showers

    • 62
    • 78

    Rain Showers Likely

    • 63
    • 80

    Rain Showers Likely

    • 61
    • 83

    Chance Thunderstorms

    • 58
    • 82

    Slight Chance Thunderstorms

    • 60
    • 82

    Slight Chance Thunderstorms

Today 29 May Madison

Mostly cloudy. Near steady temperature in the upper 70s. Southeast Winds 5 to 10 Mph.

Tonight 29 May Madison

Cloudy. A slight chance of Showers and Thunderstorms this evening. A chance of Showers with a slight chance of Thunderstorms after midnight. Lows in the mid 60s. Southeast Winds 5 to 10 Mph. Chance of rain 50 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

    63.1 °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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