Columbia River - Eureka Bar Weather Forecast

    • 55
    • 64

    Chance Rain

    • 55
    • 67

    Mostly Cloudy

    • 57
    • 73

    Partly Sunny

    • 57
    • 68

    Rain Likely

    • 56
    • 60

    Rain

    • 54
    • 62

    Rain

Today 29 Aug Lower Columbia River

Partly sunny. A chance of Rain, mainly in the morning. Highs in the lower 70s. Winds Light, rising to west 10 to 15 Mph in the afternoon. Chance of rain 50 percent. Rainfall Amounts less than a tenth of an inch.

Tonight 29 Aug Lower Columbia River

Mostly cloudy with a 50 percent chance of rain. Lows in the mid 50s. Winds light. Rainfall Amounts less than a tenth of an inch.

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Columbia River - Eureka Bar Temperature Statistics

August Temperature

Southwest Washington Regional Airport (16.2 miles)

  • Lowest 9 August, 2026

    54 °F

  • Average August

    67.9 °F

  • Highest 5 August, 2026

    93.9 °F

Climate (2021–2026)

Southwest Washington Regional Airport (16.2 miles)

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  • Average Low 2021–2026

    45.2 °F

  • Average 2021–2026

    53.1 °F

  • Average High 2021–2026

    62.5 °F
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