Columbia River - Green Point Weather Forecast

    • 52
    • 63

    Rain

    • 50
    • 67

    Mostly Cloudy

    • 51
    • 68

    Partly Sunny

    • 53
    • 78

    Mostly Sunny

    • 55
    • 82

    Mostly Sunny

    • 55
    • 80

    Mostly Sunny

Today 13 Sep Lower Columbia River

Rain Likely, mainly in the morning. Highs in the mid 60s. Southwest wind 5 to 10 Mph. Chance of rain 70 percent. Rainfall Amounts less than a tenth of an inch.

Tonight 13 Sep Lower Columbia River

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

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Columbia River - Green Point Temperature Statistics

September Temperature

Southwest Washington Regional Airport (9.9 miles)

  • Lowest 4 September, 2026

    48 °F

  • Average September

    61.6 °F

  • Highest 9 September, 2026

    86 °F

Climate (2021–2026)

Southwest Washington Regional Airport (9.9 miles)

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  • Average Low 2021–2026

    45.2 °F

  • Average 2021–2026

    53.1 °F

  • Average High 2021–2026

    62.4 °F
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