Columbia River - Hayden Island Weather Forecast

    • 54
    • 82

    Mostly Sunny

    • 53
    • 81

    Mostly Sunny

    • 50
    • 78

    Partly Sunny

    • 51
    • 75

    Mostly Cloudy

    • 47
    • 62

    Rain Likely

    • 49
    • 67

    Chance Rain

Today 21 May Inner Portland Metro

Sunny. Highs in the mid 80s. North wind 5 to 10 Mph.

Tonight 21 May Inner Portland Metro

Mostly clear. Lows in the mid 50s. North wind 5 to 10 Mph.

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Columbia River - Hayden Island Temperature Statistics

May Temperature

Pearson Airfield (1.9 miles)

  • Lowest 17 May, 2026

    38.6 °F

  • Average May

    60.9 °F

  • Highest 3 May, 2026

    91.7 °F

Climate (2021–Present)

Pearson Airfield (1.9 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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