Winterset Weather Forecast

    • 72
    • 88

    Increasing Clouds

    • 72
    • 91

    Chance Thunderstorms

    • 69
    • 89

    Rain Showers

    • 67
    • 80

    Rain Showers

    • 68
    • 81

    Chance Thunderstorms

    • 67
    • 83

    Chance Thunderstorms

    • 63
    • 79

    Slight Chance Thunderstorms

Today 10 Aug Madison

Partly sunny. Highs in the upper 80s. South Winds around 5 Mph.

Tonight 10 Aug Madison

Partly cloudy this Evening, then becoming mostly cloudy. Lows in the lower 70s. South Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Winterset Temperature Statistics

August Temperature

Des Moines International Airport (23 miles)

  • Lowest 8 August, 2026

    62.1 °F

  • Average August

    73.2 °F

  • Highest 7 August, 2026

    86.6 °F

Climate (2021–2026)

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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