Columbia River - Walker Island Weather Forecast

    • 47
    • 70

    Becoming Sunny

    • 55
    • 80

    Mostly Sunny

    • 56
    • 87

    Partly Sunny

    • 52
    • 74

    Mostly Cloudy

    • 49
    • 68

    Partly Sunny

    • 49
    • 66

    Chance Rain

Today 31 May Lower Columbia River

Sunny. Highs in the lower 70s. Northwest wind 5 to 10 Mph.

Tonight 31 May Lower Columbia River

Clear. Lows in the upper 40s. Northwest wind 5 to 10 Mph.

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Columbia River - Walker Island Temperature Statistics

May Temperature

Southwest Washington Regional Airport (7.5 miles)

  • Lowest 17 May, 2026

    39.9 °F

  • Average May

    59 °F

  • Highest 3 May, 2026

    91 °F

Climate (2021–Present)

Southwest Washington Regional Airport (7.5 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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