Mason City Weather Forecast

    • 16
    • 24

    Decreasing Clouds

    • 25
    • 33

    Partly Sunny

    • 30
    • 38

    Mostly Cloudy

    • 27
    • 41

    Mostly Cloudy

    • 32
    • 43

    Partly Sunny

    • 27
    • 42

    Chance Rain

Today 3 Jan Cerro Gordo

Cloudy. Near steady temperature in the lower 20s. Southwest Winds around 5 Mph, becoming northwest this afternoon.

Tonight 3 Jan Cerro Gordo

Mostly cloudy. Lows around 16. North Winds around 5 Mph, becoming east after midnight.

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Mason City Temperature Statistics

January Temperature

Mason City Municipal Airport (6.2 miles)

  • Lowest 1 January, 2026

    9 °F

  • Average January

    15.5 °F

  • Highest 1 January, 2026

    21 °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

    47.7 °F

  • Average High 2021–2026

    58.3 °F
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