Mason City Weather Forecast

    • 57
    • 78

    Becoming Sunny

    • 63
    • 80

    Rain Showers Likely

    • 59
    • 79

    Rain Showers Likely

    • 54
    • 74

    Partly Sunny

    • 57
    • 76

    Chance Rain Showers

    • 58
    • 77

    Slight Chance Rain Showers

Today 16 Aug Cerro Gordo

Partly sunny. Humid with Highs in the upper 70s. Northwest Winds 10 to 15 Mph.

Tonight 16 Aug Cerro Gordo

Mostly clear. Patchy fog after midnight. 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 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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