Mason City Weather Forecast

    • -4
    • 11

    Cold

    • -5
    • 8

    Cold

    • 4
    • 15

    Partly Sunny

    • 14
    • 24

    Chance Snow

    • 13
    • 26

    Mostly Cloudy

    • 16
    • 28

    Mostly Cloudy

Today 29 Jan Cerro Gordo

Partly cloudy. Highs around 10 above. North Winds around 5 Mph.

Tonight 29 Jan Cerro Gordo

Mostly clear in the Evening, then becoming partly cloudy. Cold with Lows around 4 below. North Winds around 5 Mph.

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Mason City Temperature Statistics

January Temperature

Mason City Municipal Airport (6.2 miles)

  • Lowest 23 January, 2026

    -18.9 °F
  • Average January

    16.8 °F
  • Highest 13 January, 2026

    47.6 °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

    47.7 °F
  • Average High 2021–2026

    58.2 °F
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