Columbia River - Knapp Landing Weather Forecast

    • 57
    • 76

    Slight Chance Rain Showers

    • 57
    • 76

    Mostly Cloudy

    • 55
    • 76

    Partly Sunny

    • 57
    • 79

    Mostly Sunny

    • 55
    • 80

    Sunny

    • 56
    • 84

    Sunny

Today 16 Aug Inner Vancouver Metro

Mostly sunny. A slight chance of rain this Morning, then a slight chance of Showers this afternoon. Highs in the mid 70s. Winds light. Chance of rain 20 percent.

Tonight 16 Aug Inner Vancouver Metro

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

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Columbia River - Knapp Landing Temperature Statistics

August Temperature

Scappoose Industrial Airpark (5.6 miles)

  • Lowest 8 August, 2025

    48.7 °F

  • Average August

    70.9 °F

  • Highest 12 August, 2025

    99.6 °F

Climate (2020–Present)

Scappoose Industrial Airpark (5.6 miles)

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  • Average Low 2020–2025

    43.9 °F

  • Average 2020–2025

    53.3 °F

  • Average High 2020–2025

    63.3 °F
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