Multnomah Channel - Santosh Slough Entrance Weather Forecast

    • 55
    • 79

    Mostly Sunny

    • 52
    • 82

    Slight Chance Thunderstorms

    • 44
    • 64

    Mostly Cloudy

    • 44
    • 66

    Partly Sunny

    • 46
    • 70

    Partly Sunny

    • 56
    • 81

    Partly Sunny

Today 27 May Lower Columbia River

Sunny. Highs around 80. Northwest wind 10 to 15 Mph.

Tonight 27 May Lower Columbia River

Mostly clear. Lows in the mid 50s. Northwest wind 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Multnomah Channel - Santosh Slough Entrance Temperature Statistics

May Temperature

Scappoose Industrial Airpark (3.1 miles)

  • Lowest 17 May, 2026

    36.6 °F

  • Average May

    59.5 °F

  • Highest 3 May, 2026

    89.7 °F

Climate (2021–Present)

Scappoose Industrial Airpark (3.1 miles)

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  • Average Low 2021–2026

    44.1 °F

  • Average 2021–2026

    53.7 °F

  • Average High 2021–2026

    63.6 °F
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