Winterset Weather Forecast

    • 51
    • 74

    Becoming Sunny

    • 57
    • 80

    Mostly Sunny

    • 61
    • 85

    Mostly Sunny

    • 62
    • 84

    Partly Sunny

    • 62
    • 81

    Chance Thunderstorms

    • 62
    • 81

    Chance Thunderstorms

Today 23 May Madison

Partly sunny. Highs in the mid 70s. West Winds 5 to 10 Mph.

Tonight 23 May Madison

Mostly cloudy with a chance of Showers with a slight chance of Thunderstorms. Near steady temperature in the upper 50s. South 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

    61 °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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