Mason City Weather Forecast

    • 63
    • 84

    Becoming Sunny

    • 65
    • 85

    Partly Sunny

    • 66
    • 86

    Mostly Cloudy

    • 63
    • 81

    Chance Thunderstorms

    • 62
    • 81

    Partly Sunny

    • 64
    • 84

    Mostly Sunny

Today 6 Jul Cerro Gordo

Patchy fog in the morning. Mostly sunny. Humid with Highs in the lower 80s. Southeast Winds around 5 Mph.

Tonight 6 Jul Cerro Gordo

Mostly clear. Lows in the lower 60s. Light and variable Winds.

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Mason City Temperature Statistics

July Temperature

Mason City Municipal Airport (6.2 miles)

  • Lowest 3 July, 2026

    64.9 °F

  • Average July

    74.3 °F

  • Highest 1 July, 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

    47.8 °F

  • Average High 2021–2026

    58.5 °F
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