Grant Park Weather Forecast

    • 42
    • 64

    Mostly Sunny

    • 49
    • 60

    Chance Rain Showers

    • 44
    • 63

    Chance Rain Showers

    • 50
    • 64

    Rain

    • 45
    • 57

    Rain

    • 44
    • 57

    Slight Chance Rain

Today 15 Oct Inner Portland Metro

Sunny. Highs in the mid 60s. Winds light.

Tonight 15 Oct Inner Portland Metro

Mostly clear. Lows in the lower 40s. Winds light.

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Grant Park Temperature Statistics

October Temperature

Portland, Portland International Airport (3.7 miles)

  • Lowest 13 October, 2025

    42.1 °F

  • Average October

    57.5 °F

  • Highest 7 October, 2025

    79 °F

Climate (2020–Present)

Portland, Portland International Airport (3.7 miles)

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  • Average Low 2020–2025

    48.3 °F

  • Average 2020–2025

    56.1 °F

  • Average High 2020–2025

    65.3 °F
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