O'Brians Lake Weather Forecast

    • 42
    • 62

    Becoming Sunny

    • 49
    • 64

    Rain Likely

    • 51
    • 62

    Rain

    • 44
    • 57

    Rain

    • 41
    • 53

    Rain

    • 39
    • 51

    Rain

Today 21 Oct Foothills and Valleys of Snohomish and Northern King Counties

Mostly sunny. Patchy dense fog late in the morning. Highs in the upper 50s to mid 60s. Light wind.

Tonight 21 Oct Foothills and Valleys of Snohomish and Northern King Counties

Mostly clear. Lows in the 40s. Light wind.

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O'Brians Lake Temperature Statistics

October Temperature

Everett Snohomish County (17.4 miles)

  • Lowest 14 October, 2025

    39.9 °F

  • Average October

    52.4 °F

  • Highest 7 October, 2025

    71.1 °F

Climate (2020–Present)

Everett Snohomish County (17.4 miles)

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  • Average Low 2020–2025

    46.3 °F

  • Average 2020–2025

    52.5 °F

  • Average High 2020–2025

    59.2 °F
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