Columbia River - Hayden Island Weather Forecast

    • 55
    • 78

    Mostly Sunny

    • 54
    • 76

    Mostly Sunny

    • 54
    • 81

    Sunny

    • 59
    • 78

    Chance Rain

    • 53
    • 72

    Chance Rain

    • 56
    • 77

    Mostly Sunny

    • 60
    • 76

    Chance Rain

Today 17 Sep Inner Portland Metro

Sunny. Highs in the lower 80s. Northwest wind 5 to 10 Mph.

Tonight 17 Sep Inner Portland Metro

Mostly clear this Evening, then becoming partly cloudy. Lows in the mid 50s. Northwest wind 5 to 10 Mph.

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Columbia River - Hayden Island Temperature Statistics

September Temperature

Pearson Airfield (1.9 miles)

  • Lowest 15 September, 2025

    48 °F

  • Average September

    67.7 °F

  • Highest 2 September, 2025

    90 °F

Climate (2020–Present)

Pearson Airfield (1.9 miles)

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  • Average Low 2020–2025

    46.4 °F

  • Average 2020–2025

    55.2 °F

  • Average High 2020–2025

    64.5 °F
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