Dumas Bay Weather Forecast

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Today 23 Oct Lowlands of Pierce and Southern King Counties

Partly sunny with a slight chance of rain. Highs in the upper 50s to mid 60s. South wind to 10 Mph.

Tonight 23 Oct Lowlands of Pierce and Southern King Counties

Mostly cloudy with a chance of rain in the Evening, then cloudy with rain likely after midnight. Rainfall Amounts less than a tenth of an inch likely. Lows in the upper 40s to mid 50s. South wind to 10 Mph increasing to 10 to 20 Mph after midnight.

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Dumas Bay Temperature Statistics

October Temperature

Seattle, Seattle-Tacoma International Airport (8.1 miles)

  • Lowest 15 October, 2025

    39.9 °F

  • Average October

    54.2 °F

  • Highest 7 October, 2025

    73.9 °F

Climate (2020–Present)

Seattle, Seattle-Tacoma International Airport (8.1 miles)

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  • Average Low 2020–2025

    46.5 °F

  • Average 2020–2025

    53.3 °F

  • Average High 2020–2025

    61.1 °F
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