West Des Moines Weather Forecast

    • 13
    • 43

    Chance Snow

    • 30
    • 35

    Partly Sunny

    • 20
    • 40

    Partly Sunny

    • 30
    • 40

    Mostly Cloudy

    • 36
    • 48

    Partly Sunny

    • 34
    • 51

    Mostly Cloudy

    • 39
    • 52

    Mostly Cloudy

Today 18 Dec Polk

Mostly sunny late this Morning, then mostly cloudy with a slight chance of snow this afternoon. Windy with Highs in the lower 40s. Temperature falling into the lower 20s this afternoon. West Winds 25 to 30 Mph. Gusts up to 40 Mph, increasing to 50 Mph this afternoon. Chance of snow 20 percent.

Tonight 18 Dec Polk

Mostly cloudy with a chance of snow Early, then partly cloudy. Little or no snow accumulation. Windy and much cooler with Lows around 10 above. Northwest Winds 20 to 30 Mph with Gusts up to 45 Mph, Diminishing to 15 to 20 Mph with Gusts up to 35 Mph after midnight. Chance of snow 50 percent.

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West Des Moines Temperature Statistics

December Temperature

Des Moines International Airport (3.7 miles)

  • Lowest 14 December, 2025

    -6 °F

  • Average December

    21.2 °F

  • Highest 9 December, 2025

    46.9 °F

Climate (2020–Present)

Des Moines International Airport (3.7 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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