Cathlamet Bay - Seal Island Weather Forecast

    • 46
    • 57

    Chance Rain

    • 52
    • 56

    Rain

    • 50
    • 54

    Rain Showers

    • 48
    • 56

    Chance Rain

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    Chance Rain

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    Chance Rain

Today 17 Oct Clatsop County Coast

Partly sunny with a chance of rain in the Morning, then sunny in the afternoon. Highs in the lower 60s. Northwest wind 5 to 10 Mph. Chance of rain 50 percent. Rainfall Amounts less than a tenth of an inch.

Tonight 17 Oct Clatsop County Coast

Mostly clear. Lows in the mid 40s. Northwest wind 5 to 10 Mph, becoming light after midnight.

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Cathlamet Bay - Seal Island Temperature Statistics

October Temperature

Astoria, Astoria Regional Airport (11.8 miles)

  • Lowest 9 October, 2025

    43 °F

  • Average October

    55.8 °F

  • Highest 6 October, 2025

    73.9 °F

Climate (2020–Present)

Astoria, Astoria Regional Airport (11.8 miles)

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  • Average Low 2020–2025

    45.7 °F

  • Average 2020–2025

    52.2 °F

  • Average High 2020–2025

    59.5 °F
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