Margos Lake Weather Forecast

    • 44
    • 60

    Gradual Clearing

    • 45
    • 59

    Partly Sunny

    • 48
    • 64

    Rain Likely

    • 42
    • 60

    Partly Sunny

    • 43
    • 57

    Chance Rain

    • 43
    • 57

    Chance Rain

Today 14 Oct San Juan County

Mostly cloudy until late afternoon then becoming mostly sunny. A chance of rain in the morning. Highs in the mid 50s to lower 60s. Southeast wind to 10 Mph in the morning becoming light.

Tonight 14 Oct San Juan County

Partly cloudy. Lows in the 40s to lower 50s. Light wind.

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  • Temperature Real-Time

Margos Lake Temperature Statistics

October Temperature

Friday Harbor Airport (3.1 miles)

  • Lowest 7 October, 2026

    44.1 °F

  • Average October

    53.8 °F

  • Highest 2 October, 2026

    66 °F

Climate (2021–2026)

Friday Harbor Airport (3.1 miles)

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  • Average Low 2021–2026

    44.5 °F

  • Average 2021–2026

    52 °F

  • Average High 2021–2026

    59.7 °F
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