Lopez Island - Fisherman Bay Weather Forecast

    • 53
    • 72

    Partly Sunny

    • 54
    • 75

    Partly Sunny

    • 53
    • 74

    Partly Sunny

    • 53
    • 72

    Partly Sunny

    • 53
    • 71

    Partly Sunny

    • 53
    • 72

    Partly Sunny

Today 16 Aug San Juan County

Mostly cloudy until late afternoon then becoming mostly sunny. Highs in the mid 60s to lower 70s. Light wind becoming south to 10 Mph in the afternoon.

Tonight 16 Aug San Juan County

Mostly clear. Patchy fog after midnight. Lows in the 50s. South wind to 10 Mph becoming southeast after midnight.

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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

    60.4 °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

    59.6 °F
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