Columbia River - Eureka Bar Weather Forecast

    • 50
    • 67

    Becoming Sunny

    • 54
    • 74

    Mostly Sunny

    • 54
    • 74

    Partly Sunny

    • 45
    • 62

    Partly Sunny

    • 46
    • 61

    Chance Rain

    • 46
    • 57

    Chance Rain

Today 14 Oct Lower Columbia River

Mostly sunny. Highs around 70. Light and variable Winds, becoming light in the afternoon.

Tonight 14 Oct Lower Columbia River

Mostly clear. Lows around 50. Winds light.

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Columbia River - Eureka Bar Temperature Statistics

October Temperature

Southwest Washington Regional Airport (16.2 miles)

  • Lowest 11 October, 2026

    36 °F

  • Average October

    58.4 °F

  • Highest 4 October, 2026

    79 °F

Climate (2021–2026)

Southwest Washington Regional Airport (16.2 miles)

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  • Average Low 2021–2026

    45.3 °F

  • Average 2021–2026

    53.1 °F

  • Average High 2021–2026

    62.5 °F
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