Winterset Weather Forecast

    • 7
    • 14

    Mostly Sunny

    • 21
    • 36

    Partly Sunny

    • 29
    • 44

    Mostly Cloudy

    • 31
    • 48

    Mostly Cloudy

    • 17
    • 43

    Partly Sunny

    • 29
    • 40

    Mostly Cloudy

Today 14 Dec Madison

Sunny. Highs around 14. Northwest Winds around 5 Mph, becoming south in the afternoon.

Tonight 14 Dec Madison

Mostly clear. Lows around 7 above. Temperature rising to around 18 after midnight. South Winds 15 to 20 Mph with Gusts up to 30 Mph.

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Winterset Temperature Statistics

December Temperature

Des Moines International Airport (23 miles)

  • Lowest 4 December, 2025

    -2 °F

  • Average December

    22.4 °F

  • Highest 9 December, 2025

    46.9 °F

Climate (2020–Present)

Des Moines International Airport (23 miles)

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  • Average Low 2020–2025

    43.5 °F

  • Average 2020–2025

    53.1 °F

  • Average High 2020–2025

    63 °F
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