Flagg Island Park Weather Forecast

    • 46
    • 56

    Rain Showers

    • 42
    • 59

    Partly Sunny

    • 47
    • 65

    Partly Sunny

    • 50
    • 63

    Rain Likely

    • 51
    • 62

    Rain

    • 47
    • 56

    Rain

Today 19 Oct East Portland Metro

Showers. A slight chance of Thunderstorms this Morning, then a chance of Thunderstorms this afternoon. Some Thunderstorms may produce gusty Winds this morning. Some Thunderstorms may produce gusty Winds this afternoon. Highs in the upper 50s. Southwest wind 15 to 20 Mph. Chance of rain near 100 percent. Rainfall Amounts around a quarter of an Inch, except higher Amounts possible in Thunderstorms.

Tonight 19 Oct East Portland Metro

Mostly cloudy. Showers likely with a slight chance of Thunderstorms in the Evening, then a chance of Showers after midnight. Some Thunderstorms may produce gusty Winds in the evening. Lows in the mid 40s. Southwest wind 5 to 10 Mph. Chance of rain 60 percent. Rainfall Amounts less than a tenth of an Inch, except higher Amounts possible in Thunderstorms.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Flagg Island Park Temperature Statistics

October Temperature

Portland, Portland-Troutdale Airport (3.1 miles)

  • Lowest 13 October, 2025

    39 °F

  • Average October

    56.2 °F

  • Highest 7 October, 2025

    78.1 °F

Climate (2020–Present)

Portland, Portland-Troutdale Airport (3.1 miles)

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  • Average Low 2020–2025

    47.5 °F

  • Average 2020–2025

    56.1 °F

  • Average High 2020–2025

    65.1 °F
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