Columbia River - Government Island Weather Forecast

    • 41
    • 65

    Mostly Cloudy

    • 38
    • 62

    Partly Sunny

    • 41
    • 64

    Chance Rain

    • 44
    • 64

    Chance Rain

    • 42
    • 65

    Chance Rain

    • 41
    • 64

    Slight Chance Rain

Today 22 Oct Inner Portland Metro

Patchy fog this morning. Partly sunny. Highs in the mid 60s. Northwest wind 5 to 10 Mph.

Tonight 22 Oct Inner Portland Metro

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the lower 40s. Northwest wind 5 to 10 Mph, becoming light after midnight.

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Columbia River - Government Island Temperature Statistics

October Temperature

Portland, Portland International Airport (5 miles)

  • Lowest 12 October, 2026

    39.7 °F

  • Average October

    61 °F

  • Highest 4 October, 2026

    82.7 °F

Climate (2021–2026)

Portland, Portland International Airport (5 miles)

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  • Average Low 2021–2026

    48.4 °F

  • Average 2021–2026

    56.4 °F

  • Average High 2021–2026

    65.5 °F
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