Columbia River - Lemon Island Weather Forecast

    • 37
    • 47

    Rain Showers

    • 35
    • 45

    Chance Rain/Snow

    • 34
    • 45

    Mostly Cloudy

    • 33
    • 46

    Mostly Cloudy

    • 34
    • 47

    Mostly Cloudy

    • 39
    • 47

    Rain Likely

Today 26 Dec Inner Portland Metro

Mostly cloudy with a 50 percent chance of rain Showers. Highs in the upper 40s. South wind 5 to 10 Mph, becoming southwest this afternoon. Rainfall Amounts a tenth to a quarter of an inch.

Tonight 26 Dec Inner Portland Metro

Rain Showers. Lows in the mid 30s. Southwest wind 5 to 10 Mph. Chance of rain 80 percent. Rainfall Amounts less than a tenth of an inch.

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Columbia River - Lemon Island Temperature Statistics

December Temperature

Portland, Portland International Airport (1.9 miles)

  • Lowest 1 December, 2025

    33.1 °F

  • Average December

    49.2 °F

  • Highest 10 December, 2025

    62.1 °F

Climate (2020–Present)

Portland, Portland International Airport (1.9 miles)

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  • Average Low 2020–2025

    48.4 °F

  • Average 2020–2025

    56.3 °F

  • Average High 2020–2025

    65.4 °F
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