Portland International Airport Weather Forecast

    • 39
    • 65

    Increasing Clouds

    • 41
    • 62

    Partly Sunny

    • 41
    • 58

    Chance Rain

    • 36
    • 54

    Chance Rain

    • 44
    • 60

    Chance Rain

    • 42
    • 54

    Rain Likely

Today 27 Mar Inner Portland Metro

Mostly sunny. Highs in the mid 60s. North wind 5 to 10 Mph.

Tonight 27 Mar Inner Portland Metro

Clear. Lows in the mid 30s. Winds light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Portland International Airport Temperature Statistics

March Temperature

Portland, Portland International Airport (0.6 miles)

  • Lowest 22 March, 2026

    35.1 °F

  • Average March

    50.7 °F

  • Highest 18 March, 2026

    71.7 °F

Climate (2021–Present)

Portland, Portland International Airport (0.6 miles)

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  • Average Low 2021–2026

    48.4 °F

  • Average 2021–2026

    56.3 °F

  • Average High 2021–2026

    65.5 °F
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