Multnomah Channel - Johnson Landing Weather Forecast

    • 60
    • 78

    Chance Rain Showers

    • 58
    • 77

    Decreasing Clouds

    • 61
    • 74

    Rain Showers Likely

    • 58
    • 70

    Rain Showers Likely

    • 56
    • 74

    Slight Chance Rain Showers

    • 57
    • 79

    Partly Sunny

    • 59
    • 79

    Chance Rain Showers

Today 6 Sep Lower Columbia River

Mostly cloudy with a slight chance of Showers this Morning, then partly sunny with a chance of Showers with a slight chance of Thunderstorms this afternoon. Highs in the upper 70s. Winds light. Chance of rain 50 percent. Rainfall Amounts less than a tenth of an Inch, except higher Amounts possible in Thunderstorms.

Tonight 6 Sep Lower Columbia River

Mostly cloudy. A chance of Showers with a slight chance of Thunderstorms this Evening, then a slight chance of Showers after midnight. Lows around 60. Winds light. Chance of rain 40 percent. Rainfall Amounts less than a tenth of an Inch, except higher Amounts possible in Thunderstorms.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Multnomah Channel - Johnson Landing Temperature Statistics

September Temperature

Scappoose Industrial Airpark (2.5 miles)

  • Lowest 4 September, 2025

    59 °F

  • Average September

    72.1 °F

  • Highest 2 September, 2025

    89.1 °F

Climate (2020–Present)

Scappoose Industrial Airpark (2.5 miles)

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  • Average Low 2020–2025

    44 °F

  • Average 2020–2025

    53.4 °F

  • Average High 2020–2025

    63.3 °F
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