Columbia River - Gull Island Weather Forecast

    • 47
    • 59

    Rain Showers Likely

    • 48
    • 62

    Chance Rain Showers

    • 50
    • 72

    Partly Sunny

    • 52
    • 71

    Mostly Cloudy

    • 45
    • 60

    Partly Sunny

    • 43
    • 61

    Partly Sunny

    • 45
    • 64

    Partly Sunny

Today 25 May Lower Columbia River

Mostly cloudy with a chance of Showers with a slight chance of Thunderstorms. Highs in the lower 60s. Southwest wind 5 to 10 Mph. Chance of rain 50 percent. Rainfall Amounts around a tenth of an Inch, except higher Amounts possible in Thunderstorms.

Tonight 25 May Lower Columbia River

A slight chance of Thunderstorms in the evening. Mostly cloudy with a chance of Showers. Lows in the upper 40s. South wind 5 to 10 Mph, becoming light after midnight. Chance of rain 50 percent. Rainfall Amounts less than a tenth of an Inch, except higher Amounts possible in Thunderstorms.

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Columbia River - Gull Island Temperature Statistics

May Temperature

Southwest Washington Regional Airport (13 miles)

  • Lowest 17 May, 2026

    39.9 °F

  • Average May

    59.1 °F

  • Highest 3 May, 2026

    91 °F

Climate (2021–Present)

Southwest Washington Regional Airport (13 miles)

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  • Average Low 2021–2026

    45.2 °F

  • Average 2021–2026

    53.1 °F

  • Average High 2021–2026

    62.6 °F
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