Winterset Weather Forecast

    • 49
    • 60

    Chance Rain Showers

    • 52
    • 64

    Chance Rain Showers

    • 51
    • 73

    Partly Sunny

    • 55
    • 79

    Mostly Sunny

    • 58
    • 83

    Partly Sunny

    • 62
    • 84

    Slight Chance Thunderstorms

Today 21 May Madison

Cloudy. Highs around 60. East Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 21 May Madison

Mostly cloudy with a 20 percent chance of Showers. Near steady temperature around 50. Northeast Winds around 5 Mph.

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  • Temperature Real-Time

Winterset Temperature Statistics

May Temperature

Des Moines International Airport (23 miles)

  • Lowest 2 May, 2026

    37.7 °F

  • Average May

    61.7 °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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