Mason City Weather Forecast

    • 35
    • 63

    Becoming Sunny

    • 43
    • 69

    Partly Sunny

    • 37
    • 68

    Partly Sunny

    • 35
    • 62

    Mostly Sunny

    • 44
    • 68

    Mostly Cloudy

    • 45
    • 74

    Partly Sunny

Today 7 May Cerro Gordo

Mostly sunny. Highs in the lower 60s. Southwest Winds 5 to 10 Mph, becoming west this afternoon.

Tonight 7 May Cerro Gordo

Mostly clear in the Evening, then becoming partly cloudy. Lows in the mid 30s. North Winds 5 to 10 Mph, becoming southeast after midnight.

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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

    52.4 °F

  • Highest 3 May, 2026

    72.6 °F

Climate (2021–Present)

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

    58.5 °F
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