Orcas Island - Deer Harbor Weather Forecast

    • 48
    • 56

    Gradual Clearing

    • 48
    • 58

    Mostly Sunny

    • 47
    • 57

    Partly Sunny

    • 46
    • 56

    Partly Sunny

    • 45
    • 54

    Mostly Cloudy

    • 46
    • 54

    Chance Rain

    • 46
    • 55

    Slight Chance Rain

Today 19 Oct San Juan County

Mostly sunny. A slight chance of rain in the morning. Highs in the mid 50s.

Tonight 19 Oct San Juan County

Partly cloudy. Patchy fog late in the night. Lows in the 40s to lower 50s. Light wind becoming northwest to 10 Mph after midnight.

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Orcas Island - Deer Harbor Temperature Statistics

October Temperature

Friday Harbor Airport (6.8 miles)

  • Lowest 12 October, 2026

    41 °F

  • Average October

    53.6 °F

  • Highest 2 October, 2026

    66 °F

Climate (2021–2026)

Friday Harbor Airport (6.8 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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