Mason City Weather Forecast

    • 58
    • 80

    Mostly Sunny

    • 54
    • 81

    Sunny

    • 64
    • 83

    Chance Rain Showers

    • 70
    • 84

    Chance Thunderstorms

    • 69
    • 89

    Chance Rain Showers

    • 64
    • 86

    Chance Rain Showers

Today 26 Aug Cerro Gordo

Sunny. Highs around 80. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 26 Aug Cerro Gordo

Mostly clear. Lows in the upper 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 23 August, 2026

    49.6 °F

  • Average August

    70.4 °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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