Columbia River - Government Island Weather Forecast

    • 58
    • 83

    Mostly Sunny

    • 60
    • 90

    Mostly Sunny

    • 61
    • 88

    Mostly Sunny

    • 56
    • 76

    Mostly Cloudy

    • 56
    • 79

    Mostly Sunny

    • 60
    • 88

    Sunny

    • 61
    • 87

    Mostly Sunny

Today 6 Jul Inner Portland Metro

Sunny. Highs in the mid 80s. North wind 5 to 10 Mph.

Tonight 6 Jul Inner Portland Metro

Mostly clear. Lows in the upper 50s. Northwest wind 5 to 10 Mph.

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Columbia River - Government Island Temperature Statistics

July Temperature

Portland, Portland International Airport (5 miles)

  • Lowest 3 July, 2025

    54 °F

  • Average July

    66.8 °F

  • Highest 1 July, 2025

    89.1 °F

Climate (2020–Present)

Portland, Portland International Airport (5 miles)

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  • Average Low 2020–2025

    48.2 °F

  • Average 2020–2025

    56 °F

  • Average High 2020–2025

    65.2 °F
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