Mason City Municipal Airport Weather Forecast

    • -14
    • 3

    Chance Snow

    • -1
    • 8

    Cold

    • 13
    • 30

    Mostly Cloudy

    • 23
    • 35

    Mostly Cloudy

    • 19
    • 36

    Mostly Cloudy

    • 8
    • 28

    Partly Sunny

Today 13 Dec Cerro Gordo

Mostly cloudy. A slight chance of snow after Midnight, then a chance of snow this morning. Snow accumulation up to 1 inch possible. Cooler with Highs zero to 5 above zero. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of snow 50 percent. Wind chill Values as low as 20 below.

Tonight 13 Dec Cerro Gordo

Mostly clear. Cold with Lows around 15 below. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Wind chill Values as low as 31 below.

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Mason City Municipal Airport Temperature Statistics

December Temperature

Mason City Municipal Airport (0 miles)

  • Lowest 4 December, 2025

    -11.9 °F

  • Average December

    15.9 °F

  • Highest 9 December, 2025

    39 °F

Climate (2020–Present)

Mason City Municipal Airport (0 miles)

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  • Average Low 2020–2025

    37.1 °F

  • Average 2020–2025

    47.7 °F

  • Average High 2020–2025

    58.3 °F
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