Columbia River - Hayden Island Weather Forecast

    • 59
    • 81

    Gradual Clearing

    • 61
    • 86

    Partly Sunny

    • 59
    • 83

    Chance Rain

    • 58
    • 73

    Mostly Cloudy

    • 58
    • 77

    Partly Sunny

    • 59
    • 82

    Partly Sunny

Today 19 Aug Inner Portland Metro

Mostly cloudy this Morning, then becoming mostly sunny. Highs in the lower 80s. Winds light.

Tonight 19 Aug Inner Portland Metro

Partly cloudy in the Evening, then clearing. Lows in the upper 50s. Winds light.

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Columbia River - Hayden Island Temperature Statistics

August Temperature

Pearson Airfield (1.9 miles)

  • Lowest 3 August, 2026

    53.7 °F

  • Average August

    71 °F

  • Highest 6 August, 2026

    94.6 °F

Climate (2021–2026)

Pearson Airfield (1.9 miles)

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  • Average Low 2021–2026

    46.3 °F

  • Average 2021–2026

    55.4 °F

  • Average High 2021–2026

    64.7 °F
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