Lopez Island - Davis Bay Weather Forecast

    • 53
    • 69

    Increasing Clouds

    • 52
    • 71

    Partly Sunny

    • 53
    • 70

    Mostly Cloudy

    • 51
    • 69

    Partly Sunny

    • 52
    • 66

    Mostly Sunny

    • 52
    • 69

    Partly Sunny

Today 5 Jul San Juan County

Sunny. Highs in the upper 60s to mid 70s. Northwest wind to 10 Mph.

Tonight 5 Jul San Juan County

Mostly clear. Lows in the 50s. Light wind.

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Lopez Island - Davis Bay Temperature Statistics

July Temperature

Friday Harbor Airport (6.2 miles)

  • Lowest 2 July, 2026

    50 °F

  • Average July

    56 °F

  • Highest 1 July, 2026

    63 °F

Climate (2021–2026)

Friday Harbor Airport (6.2 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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