Columbia River - Willamette River Entrance Weather Forecast

    • 46
    • 66

    Increasing Clouds

    • 46
    • 71

    Partly Sunny

    • 48
    • 70

    Mostly Cloudy

    • 50
    • 75

    Partly Sunny

    • 50
    • 77

    Partly Sunny

    • 51
    • 76

    Mostly Sunny

Today 17 May Inner Portland Metro

Mostly sunny. Highs in the upper 60s. Northwest wind 5 to 10 Mph.

Tonight 17 May Inner Portland Metro

Partly cloudy. Lows in the lower 40s. Winds light.

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  • Temperature Real-Time

Columbia River - Willamette River Entrance Temperature Statistics

May Temperature

Pearson Airfield (5.6 miles)

  • Lowest 9 May, 2026

    46.7 °F

  • Average May

    63 °F

  • Highest 3 May, 2026

    91.7 °F

Climate (2021–Present)

Pearson Airfield (5.6 miles)

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  • Average Low 2021–2026

    46.4 °F

  • Average 2021–2026

    55.4 °F

  • Average High 2021–2026

    64.7 °F
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