Mason City Municipal Airport Weather Forecast

    • 68
    • 83

    Slight Chance Thunderstorms

    • 61
    • 82

    Partly Sunny

    • 57
    • 79

    Mostly Sunny

    • 59
    • 78

    Mostly Sunny

    • 56
    • 79

    Partly Sunny

    • 51
    • 73

    Mostly Sunny

Today 18 Aug Cerro Gordo

Partly sunny with a chance of Showers and Thunderstorms. Highs in the lower 80s. Southwest Winds 5 to 10 Mph. Chance of rain 30 percent.

Tonight 18 Aug Cerro Gordo

Partly cloudy in the Evening, then becoming mostly cloudy. Patchy fog after midnight. Humid with Lows in the upper 60s. Northwest Winds around 5 Mph.

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Mason City Municipal Airport Temperature Statistics

August Temperature

Mason City Municipal Airport (0 miles)

  • Lowest 3 August, 2025

    51.7 °F

  • Average August

    70.9 °F

  • Highest 16 August, 2025

    89.1 °F

Climate (2020–Present)

Mason City Municipal Airport (0 miles)

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  • Average Low 2020–2025

    36.9 °F

  • Average 2020–2025

    47.6 °F

  • Average High 2020–2025

    58.2 °F
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