Portland Weather Forecast

    • 50
    • 68

    Increasing Clouds

    • 42
    • 75

    Rain Showers

    • 22
    • 45

    Chance Rain

    • 27
    • 44

    Mostly Sunny

    • 41
    • 60

    Partly Sunny

    • 31
    • 71

    Chance Rain/Snow

    • 23
    • 43

    Rain/Snow Likely

Today 13 Mar Cerro Gordo

Sunny. Highs in the upper 60s. South Winds around 15 Mph with Gusts up to 25 Mph.

Tonight 13 Mar Cerro Gordo

Partly cloudy this Evening, then becoming mostly cloudy. Not as cool with Lows around 50. Southeast Winds 10 to 15 Mph with Gusts up to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Portland Temperature Statistics

March Temperature

Mason City Municipal Airport (9.9 miles)

  • Lowest 2 March, 2025

    12.8 °F

  • Average March

    36.1 °F

  • Highest 3 March, 2025

    63.6 °F

Climate (2020–Present)

Mason City Municipal Airport (9.9 miles)

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  • Average Low 2020–2025

    36.8 °F

  • Average 2020–2025

    47.4 °F

  • Average High 2020–2025

    58 °F
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