Cathlamet Weather Forecast

    • 54
    • 71

    Mostly Cloudy

    • 55
    • 69

    Mostly Cloudy

    • 53
    • 74

    Mostly Sunny

    • 54
    • 77

    Partly Sunny

    • 54
    • 70

    Mostly Cloudy

    • 52
    • 69

    Partly Sunny

    • 51
    • 70

    Mostly Sunny

Today 1 Oct Willapa and Wahkiakum Lowlands

Mostly sunny. Highs in the lower 70s.

Tonight 1 Oct Willapa and Wahkiakum Lowlands

Mostly cloudy. Lows in the lower 50s. Winds light this Evening, becoming light and variable.

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Cathlamet Temperature Statistics

October Temperature

Southwest Washington Regional Airport (23.6 miles)

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  • Average October

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Climate (2021–2026)

Southwest Washington Regional Airport (23.6 miles)

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  • Average Low 2021–2026

    45.2 °F

  • Average 2021–2026

    53.1 °F

  • Average High 2021–2026

    62.4 °F
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