Far Southwest Weather Forecast

    • 49
    • 60

    Rain

    • 43
    • 58

    Rain

    • 42
    • 49

    Rain

    • 43
    • 55

    Rain

    • 39
    • 48

    Rain Likely

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    • 47

    Rain Likely

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    • 48

    Rain Likely

Today 15 Dec Inner Portland Metro

A slight chance of Thunderstorms. Showers. Highs in the lower 60s. Southwest wind 15 to 20 Mph with Gusts up to 35 Mph. Chance of rain near 100 percent. Rainfall Amounts around a quarter of an Inch, except higher Amounts possible in Thunderstorms.

Tonight 15 Dec Inner Portland Metro

Mostly cloudy. A chance of rain with a slight chance of Thunderstorms this Evening, then rain after midnight. Lows in the upper 40s. South wind 5 to 10 Mph. Chance of rain 90 percent. Rainfall Amounts around a tenth of an Inch, except higher Amounts possible in Thunderstorms.

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  • Temperature Forecast NOAA

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Far Southwest Temperature Statistics

December Temperature

Portland, Portland International Airport (12.4 miles)

  • Lowest 1 December, 2025

    33.1 °F

  • Average December

    50.3 °F

  • Highest 10 December, 2025

    62.1 °F

Climate (2020–Present)

Portland, Portland International Airport (12.4 miles)

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  • Average Low 2020–2025

    48.4 °F

  • Average 2020–2025

    56.2 °F

  • Average High 2020–2025

    65.4 °F
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