Columbia River - Westport Slough Entrance Weather Forecast

    • 56
    • 71

    Increasing Clouds

    • 57
    • 75

    Patchy Smoke

    • 56
    • 75

    Mostly Cloudy

    • 55
    • 75

    Mostly Cloudy

    • 56
    • 77

    Mostly Cloudy

    • 57
    • 76

    Mostly Cloudy

Today 12 Aug North Oregon Coast Range Lowlands

Mostly cloudy with a slight chance of drizzle this Morning, then mostly sunny this afternoon. Highs in the lower 70s. Northwest wind 5 to 10 Mph.

Tonight 12 Aug North Oregon Coast Range Lowlands

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the lower 50s. Northwest wind 5 to 10 Mph.

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Columbia River - Westport Slough Entrance Temperature Statistics

August Temperature

Southwest Washington Regional Airport (23 miles)

  • Lowest 9 August, 2026

    54 °F

  • Average August

    69.7 °F

  • Highest 5 August, 2026

    93.9 °F

Climate (2021–2026)

Southwest Washington Regional Airport (23 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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