Mason City Weather Forecast

    • 54
    • 79

    Mostly Sunny

    • 56
    • 78

    Partly Sunny

    • 60
    • 75

    Chance Rain Showers

    • 63
    • 82

    Slight Chance Thunderstorms

    • 60
    • 83

    Mostly Sunny

    • 60
    • 82

    Partly Sunny

Today 22 Aug Cerro Gordo

Sunny. Highs in the upper 70s. Northwest Winds 10 to 15 Mph.

Tonight 22 Aug Cerro Gordo

Mostly clear. Lows in the mid 50s. Northwest Winds 5 to 10 Mph.

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Mason City Temperature Statistics

August Temperature

Mason City Municipal Airport (6.2 miles)

  • Lowest 6 August, 2026

    51.7 °F

  • Average August

    71 °F

  • Highest 11 August, 2026

    85.6 °F

Climate (2021–2026)

Mason City Municipal Airport (6.2 miles)

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  • Average Low 2021–2026

    37.2 °F

  • Average 2021–2026

    47.9 °F

  • Average High 2021–2026

    58.6 °F
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