Lopez Island - Fisherman Bay Weather Forecast

    • 56
    • 77

    Partly Sunny

    • 55
    • 75

    Mostly Sunny

    • 55
    • 74

    Mostly Sunny

    • 54
    • 77

    Mostly Sunny

    • 54
    • 74

    Mostly Sunny

    • 55
    • 74

    Mostly Sunny

Today 7 Aug San Juan County

Sunny. Highs in the upper 60s to mid 70s. Light wind.

Tonight 7 Aug San Juan County

Partly cloudy. Lows in the 50s to lower 60s. Light wind.

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Lopez Island - Fisherman Bay Temperature Statistics

August Temperature

Friday Harbor Airport (4.3 miles)

  • Lowest 3 August, 2026

    48.9 °F

  • Average August

    62 °F

  • Highest 4 August, 2026

    78.1 °F

Climate (2021–2026)

Friday Harbor Airport (4.3 miles)

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  • Average Low 2021–2026

    44.5 °F

  • Average 2021–2026

    51.9 °F

  • Average High 2021–2026

    59.7 °F
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