Cathlamet Bay - Seal Island Weather Forecast

    • 57
    • 64

    Increasing Clouds

    • 59
    • 70

    Partly Sunny

    • 59
    • 68

    Mostly Cloudy

    • 59
    • 65

    Mostly Cloudy

    • 60
    • 65

    Mostly Cloudy

    • 59
    • 64

    Mostly Cloudy

Today 1 Sep Clatsop County Coast

Mostly cloudy this Morning, then becoming mostly sunny. Patchy fog this morning. Highs around 70. Northwest wind 5 to 10 Mph.

Tonight 1 Sep Clatsop County Coast

Partly cloudy in the Evening, then becoming mostly cloudy. Patchy fog after midnight. Lows in the mid 50s. Winds light.

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Cathlamet Bay - Seal Island Temperature Statistics

September Temperature

Astoria, Astoria Regional Airport (11.8 miles)

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Climate (2020–Present)

Astoria, Astoria Regional Airport (11.8 miles)

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  • Average Low 2020–2025

    45.7 °F

  • Average 2020–2025

    52.3 °F

  • Average High 2020–2025

    59.5 °F
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