Winterset Weather Forecast

    • 61
    • 84

    Mostly Sunny

    • 58
    • 83

    Sunny

    • 67
    • 85

    Slight Chance Thunderstorms

    • 74
    • 87

    Chance Thunderstorms

    • 72
    • 91

    Chance Thunderstorms

    • 68
    • 88

    Partly Sunny

Today 26 Aug Madison

Sunny with Highs in the mid 80s. Northwest Winds 10 to 15 Mph.

Tonight 26 Aug Madison

Mostly clear. Lows in the lower 60s. Northwest Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Winterset Temperature Statistics

August Temperature

Des Moines International Airport (23 miles)

  • Lowest 23 August, 2026

    60.1 °F

  • Average August

    75.8 °F

  • Highest 11 August, 2026

    92.6 °F

Climate (2021–2026)

Des Moines International Airport (23 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    43.8 °F

  • Average 2021–2026

    53.5 °F

  • Average High 2021–2026

    63.5 °F
Get WillyWeather+ to remove ads