Winterset Weather Forecast

    • 62
    • 80

    Chance Rain Showers

    • 65
    • 80

    Chance Rain Showers

    • 67
    • 85

    Slight Chance Thunderstorms

    • 64
    • 85

    Mostly Sunny

    • 63
    • 83

    Mostly Sunny

    • 66
    • 83

    Chance Rain Showers

Today 23 Aug Madison

Mostly sunny. Highs around 80. Light and variable Winds, becoming west around 5 Mph in the afternoon.

Tonight 23 Aug Madison

Partly cloudy. A chance of Showers after midnight. Lows in the lower 60s. South Winds around 5 Mph. Chance of rain 40 percent.

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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

    62.7 °F

  • Average August

    76 °F

  • Highest 11 August, 2026

    92.6 °F

Climate (2021–2026)

Des Moines International Airport (23 miles)

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  • Average Low 2021–2026

    43.8 °F

  • Average 2021–2026

    53.6 °F

  • Average High 2021–2026

    63.5 °F
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