Mason City Weather Forecast

    • 60
    • 81

    Slight Chance Rain Showers

    • 62
    • 82

    Mostly Cloudy

    • 63
    • 84

    Mostly Sunny

    • 64
    • 85

    Mostly Sunny

    • 66
    • 86

    Mostly Sunny

    • 68
    • 88

    Mostly Sunny

Today 9 Jul Cerro Gordo

Patchy fog after midnight. Mostly cloudy after Midnight, then a slight chance of Showers this morning. Mostly sunny this afternoon. Humid with Highs in the lower 80s. Southwest Winds around 5 Mph, becoming north around 5 Mph this afternoon. Chance of rain 20 percent.

Tonight 9 Jul Cerro Gordo

Partly cloudy. Humid with Lows around 60. North Winds around 5 Mph.

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Mason City Temperature Statistics

July Temperature

Mason City Municipal Airport (6.2 miles)

  • Lowest 5 July, 2026

    62.7 °F

  • Average July

    74 °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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