Columbia River - Goat Island Weather Forecast

    • 62
    • 88

    Increasing Clouds

    • 59
    • 83

    Chance Rain Showers

    • 58
    • 75

    Slight Chance Rain Showers

    • 57
    • 74

    Partly Sunny

    • 59
    • 84

    Partly Sunny

    • 58
    • 82

    Partly Sunny

    • 57
    • 79

    Partly Sunny

Today 20 Aug Lower Columbia River

Sunny. Highs around 90. Light and variable Winds, becoming light.

Tonight 20 Aug Lower Columbia River

Mostly clear in the Evening, then becoming partly cloudy. Lows in the lower 60s. Winds light.

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Columbia River - Goat Island Temperature Statistics

August Temperature

Scappoose Industrial Airpark (11.8 miles)

  • Lowest 2 August, 2026

    48.7 °F

  • Average August

    69.6 °F

  • Highest 6 August, 2026

    94.6 °F

Climate (2021–2026)

Scappoose Industrial Airpark (11.8 miles)

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  • Average Low 2021–2026

    43.9 °F

  • Average 2021–2026

    53.5 °F

  • Average High 2021–2026

    63.4 °F
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