O'Brien Weather Forecast

    • 46
    • 52

    Rain

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    • 54

    Rain

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    • 57

    Rain

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    • 54

    Rain

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    • 55

    Rain

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    • 53

    Rain Likely

Today 6 Dec Lowlands of Pierce and Southern King Counties

Mostly cloudy. Rain likely in the Morning, then rain at Times in the afternoon. Rainfall Amounts a tenth to a quarter of an inch possible. Highs near 50. Southwest wind 10 to 20 Mph with Gusts to 30 Mph.

Tonight 6 Dec Lowlands of Pierce and Southern King Counties

Rain likely in the Evening, then a chance of rain in the late evening and early morning. Rain at Times in the morning. Rainfall Amounts less than a tenth of an inch likely. Lows in the 40s. Southwest wind 10 to 15 Mph becoming south after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

O'Brien Temperature Statistics

December Temperature

Seattle, Seattle-Tacoma International Airport (3.7 miles)

  • Lowest 1 December, 2025

    36 °F

  • Average December

    43.1 °F

  • Highest 2 December, 2025

    46.9 °F

Climate (2020–Present)

Seattle, Seattle-Tacoma International Airport (3.7 miles)

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  • Average Low 2020–2025

    46.6 °F

  • Average 2020–2025

    53.3 °F

  • Average High 2020–2025

    61.1 °F
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