Mason City Weather Forecast

    • 56
    • 84

    Mostly Cloudy

    • 57
    • 82

    Mostly Cloudy

    • 56
    • 82

    Mostly Cloudy

    • 58
    • 80

    Partly Sunny

    • 56
    • 81

    Partly Sunny

    • 56
    • 80

    Partly Sunny

Today 28 May Cerro Gordo

Mostly sunny. Highs in the mid 80s. East Winds around 10 Mph.

Tonight 28 May Cerro Gordo

Mostly cloudy. Lows in the mid 50s. Southeast Winds 5 to 10 Mph.

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Mason City Temperature Statistics

May Temperature

Mason City Municipal Airport (6.2 miles)

  • Lowest 2 May, 2026

    29.6 °F

  • Average May

    57.5 °F

  • Highest 15 May, 2026

    90.6 °F

Climate (2021–Present)

Mason City Municipal Airport (6.2 miles)

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  • Average Low 2021–2026

    37.1 °F

  • Average 2021–2026

    47.9 °F

  • Average High 2021–2026

    58.6 °F
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