Mason City Weather Forecast

    • 19
    • 38

    Becoming Sunny

    • 0
    • 30

    Mostly Cloudy

    • -3
    • 6

    Cold

    • 4
    • 11

    Chance Snow

    • 3
    • 18

    Partly Sunny

    • 8
    • 21

    Partly Sunny

Today 21 Jan Mason

Mostly sunny. Highs in the upper 30s. West Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 21 Jan Mason

Partly cloudy. Lows around 19. West Winds 5 to 10 Mph with Gusts up to 25 Mph.

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Mason City Temperature Statistics

January Temperature

Logan County Airport (18.6 miles)

  • Lowest 15 January, 2026

    12.7 °F

  • Average January

    34.1 °F

  • Highest 8 January, 2026

    64.2 °F

Climate (2021–Present)

Logan County Airport (18.6 miles)

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  • Average Low 2021–2026

    45.7 °F

  • Average 2021–2026

    55.7 °F

  • Average High 2021–2026

    65.7 °F
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