Columbia River - Lemon Island Weather Forecast

    • 58
    • 78

    Gradual Clearing

    • 59
    • 83

    Areas Smoke

    • 59
    • 85

    Partly Sunny

    • 59
    • 84

    Partly Sunny

    • 60
    • 86

    Mostly Cloudy

    • 60
    • 85

    Mostly Cloudy

Today 12 Aug Inner Portland Metro

Mostly cloudy with a slight chance of drizzle in the Morning, then mostly sunny in the afternoon. Highs in the upper 70s. Winds light.

Tonight 12 Aug Inner Portland Metro

Mostly cloudy with a slight chance of drizzle. Lows in the upper 50s. Winds light.

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Columbia River - Lemon Island Temperature Statistics

August Temperature

Portland, Portland International Airport (1.9 miles)

  • Lowest 3 August, 2026

    55.7 °F

  • Average August

    72.6 °F

  • Highest 6 August, 2026

    94.6 °F

Climate (2021–2026)

Portland, Portland International Airport (1.9 miles)

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  • Average Low 2021–2026

    48.3 °F

  • Average 2021–2026

    56.3 °F

  • Average High 2021–2026

    65.5 °F
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