Mason City Weather Forecast

    • 55
    • 81

    Mostly Sunny

    • 64
    • 84

    Rain Showers

    • 70
    • 83

    Rain Showers

    • 71
    • 89

    Slight Chance Thunderstorms

    • 67
    • 88

    Chance Rain Showers

    • 65
    • 85

    Chance Rain Showers

Today 27 Aug Cerro Gordo

Sunny. Highs in the lower 80s. Northwest Winds 5 to 10 Mph.

Tonight 27 Aug Cerro Gordo

Clear. Lows in the mid 50s. Northwest Winds around 5 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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