Winterset Weather Forecast

    • 71
    • 95

    Rain Showers Likely

    • 62
    • 85

    Areas Smoke

    • 61
    • 81

    Partly Sunny

    • 62
    • 80

    Chance Rain Showers

    • 63
    • 80

    Slight Chance Rain Showers

    • 68
    • 87

    Mostly Sunny

Today 20 Jul Madison

Sunny, hot with Highs in the mid 90s. Southwest Winds 5 to 10 Mph. Heat index Values up to 106.

Tonight 20 Jul Madison

Partly cloudy. A slight chance of Showers and Thunderstorms in the Evening, then a chance of Showers and Thunderstorms after midnight. Areas of smoke after midnight. Some Thunderstorms may be severe. Humid with Lows in the lower 70s. Southwest Winds around 10 Mph, becoming northwest after midnight. Chance of rain 50 percent. Heat index Values up to 104 early in the evening.

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Winterset Temperature Statistics

July Temperature

Des Moines International Airport (23 miles)

  • Lowest 3 July, 2026

    66.7 °F

  • Average July

    79.7 °F

  • Highest 17 July, 2026

    92.6 °F

Climate (2021–2026)

Des Moines International Airport (23 miles)

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  • Average Low 2021–2026

    43.7 °F

  • Average 2021–2026

    53.6 °F

  • Average High 2021–2026

    63.5 °F
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