Portland Weather Forecast

    • 32
    • 56

    Mostly Cloudy

    • 44
    • 57

    Mostly Cloudy

    • 28
    • 54

    Chance Rain Showers

    • 26
    • 42

    Partly Sunny

    • 29
    • 50

    Mostly Cloudy

    • 34
    • 47

    Mostly Cloudy

Today 20 Mar Ionia

Mostly cloudy. A 20 percent chance of rain Showers in the morning. Highs in the mid 50s. Southwest Winds 10 to 15 Mph becoming northwest in the afternoon. Gusts up to 25 Mph.

Tonight 20 Mar Ionia

Partly cloudy. Lows in the lower 30s. North Winds 5 to 10 Mph with Gusts to around 20 Mph in the evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Portland Temperature Statistics

March Temperature

Ionia County Airport (9.3 miles)

  • Lowest 1 March, 2026

    8.6 °F

  • Average March

    37.8 °F

  • Highest 9 March, 2026

    71.6 °F

Climate (2021–Present)

Ionia County Airport (9.3 miles)

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  • Average Low 2021–2026

    40.9 °F

  • Average 2021–2026

    50 °F

  • Average High 2021–2026

    59 °F
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