Summit Lake Weather Forecast

    • 52
    • 64

    Partly Sunny

    • 55
    • 66

    Mostly Sunny

    • 57
    • 72

    Mostly Sunny

    • 58
    • 72

    Mostly Sunny

    • 58
    • 73

    Partly Sunny

    • 54
    • 69

    Mostly Sunny

Today 11 Jun San Juan County

Mostly sunny. Highs in the 60s to lower 70s. Light wind.

Tonight 11 Jun San Juan County

Partly cloudy. Lows in the upper 40s to mid 50s. Southwest wind to 10 Mph in the evening becoming light.

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  • Temperature Real-Time

Summit Lake Temperature Statistics

June Temperature

Eastsound, Orcas Island Airport (3.7 miles)

  • Lowest 6 June, 2026

    48.2 °F

  • Average June

    58.4 °F

  • Highest 2 June, 2026

    75.2 °F

Climate (2021–Present)

Eastsound, Orcas Island Airport (3.7 miles)

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  • Average Low 2021–2026

    46.3 °F

  • Average 2021–2026

    52.1 °F

  • Average High 2021–2026

    57.9 °F
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