Columbia River - Sand Island Marine Park Weather Forecast

    • 49
    • 61

    Rain Showers

    • 53
    • 58

    Rain Showers

    • 53
    • 71

    Slight Chance Rain Showers

    • 56
    • 80

    Mostly Sunny

    • 57
    • 85

    Partly Sunny

    • 56
    • 77

    Partly Sunny

Today 20 Jun Lower Columbia River

A chance of Thunderstorms. Showers. Highs in the lower 60s. Winds Light, becoming west 5 to 10 Mph this afternoon. Chance of rain near 100 percent. Rainfall Amounts a tenth to a quarter of an Inch, except higher Amounts possible in Thunderstorms.

Tonight 20 Jun Lower Columbia River

Showers likely with a chance of Thunderstorms in the Evening, then Showers after midnight. Lows in the upper 40s. Winds light. Chance of rain near 100 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

Columbia River - Sand Island Marine Park Temperature Statistics

June Temperature

Scappoose Industrial Airpark (7.5 miles)

  • Lowest 14 June, 2025

    39.7 °F

  • Average June

    63.7 °F

  • Highest 8 June, 2025

    96.7 °F

Climate (2020–Present)

Scappoose Industrial Airpark (7.5 miles)

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  • Average Low 2020–2025

    43.9 °F

  • Average 2020–2025

    53.3 °F

  • Average High 2020–2025

    63.2 °F
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