San Juan Island - Hanbury Point Weather Forecast

    • 43
    • 58

    Mostly Sunny

    • 41
    • 56

    Partly Sunny

    • 40
    • 56

    Mostly Cloudy

    • 40
    • 55

    Partly Sunny

    • 41
    • 54

    Chance Rain

    • 41
    • 56

    Slight Chance Rain

Today 20 Oct San Juan County

Sunny. Highs in the mid 50s to lower 60s. North wind to 10 Mph increasing to 10 to 15 Mph in the afternoon.

Tonight 20 Oct San Juan County

Mostly clear. Lows in the 40s. North wind to 10 Mph in the evening becoming light.

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San Juan Island - Hanbury Point Temperature Statistics

October Temperature

Friday Harbor Airport (7.5 miles)

  • Lowest 12 October, 2026

    41 °F

  • Average October

    53.6 °F

  • Highest 2 October, 2026

    66 °F

Climate (2021–2026)

Friday Harbor Airport (7.5 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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