Avon Weather Forecast

    • 30
    • 44

    Increasing Clouds

    • 34
    • 52

    Partly Sunny

    • 33
    • 47

    Mostly Cloudy

    • 41
    • 52

    Mostly Cloudy

    • 34
    • 61

    Mostly Cloudy

    • 30
    • 48

    Mostly Cloudy

Today 21 Dec Polk

Mostly sunny. Highs in the lower 40s. South Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 21 Dec Polk

Partly cloudy in the Evening, then becoming mostly cloudy. Lows around 30. South Winds 10 to 15 Mph.

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Avon Temperature Statistics

December Temperature

Des Moines International Airport (6.2 miles)

  • Lowest 14 December, 2025

    -6 °F

  • Average December

    22.9 °F

  • Highest 17 December, 2025

    48.9 °F

Climate (2020–Present)

Des Moines International Airport (6.2 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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