Columbia River - Chinook Landing Weather Forecast

    • 52
    • 82

    Rain

    • 50
    • 64

    Rain

    • 48
    • 68

    Slight Chance Rain

    • 45
    • 63

    Chance Rain

    • 45
    • 61

    Rain Likely

    • 47
    • 66

    Partly Sunny

Today 12 May East Portland Metro

Mostly sunny. Highs in the lower 80s. East wind 5 to 10 Mph, becoming southwest 10 to 15 Mph in the afternoon.

Tonight 12 May East Portland Metro

A slight chance of Thunderstorms. A chance of Showers in the Evening, then Showers after midnight. Lows in the lower 50s. West wind 10 to 15 Mph. Chance of rain 80 percent. Rainfall Amounts around a tenth of an Inch, except higher Amounts possible in Thunderstorms.

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Columbia River - Chinook Landing Temperature Statistics

May Temperature

Portland, Portland-Troutdale Airport (1.2 miles)

  • Lowest 9 May, 2026

    46 °F

  • Average May

    62.9 °F

  • Highest 3 May, 2026

    91.7 °F

Climate (2021–Present)

Portland, Portland-Troutdale Airport (1.2 miles)

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  • Average Low 2021–2026

    47.7 °F

  • Average 2021–2026

    56.3 °F

  • Average High 2021–2026

    65.3 °F
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