Mountain Lake Weather Forecast

    • 50
    • 56

    Rain Showers Likely

    • 51
    • 58

    Chance Rain Showers

    • 51
    • 62

    Partly Sunny

    • 54
    • 66

    Mostly Sunny

    • 55
    • 69

    Mostly Sunny

    • 55
    • 67

    Mostly Sunny

Today 26 Jun San Juan County

Mostly cloudy in the Morning, then a chance of Showers late in the morning. Cloudy with Showers likely in the afternoon. Rainfall Amounts less than a tenth of an inch likely. Highs in the upper 50s to mid 60s. Light wind becoming south around 10 Mph in the afternoon.

Tonight 26 Jun San Juan County

Cloudy with Showers likely in the Evening, then mostly cloudy with a chance of Showers after midnight. Rainfall Amounts less than a tenth of an inch likely. Lows in the upper 40s to mid 50s. Light wind.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mountain Lake Temperature Statistics

June Temperature

Eastsound, Orcas Island Airport (5 miles)

  • Lowest 2 June, 2025

    48.2 °F

  • Average June

    59.1 °F

  • Highest 8 June, 2025

    75.2 °F

Climate (2020–Present)

Eastsound, Orcas Island Airport (5 miles)

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  • Average Low 2020–2025

    46 °F

  • Average 2020–2025

    51.7 °F

  • Average High 2020–2025

    57.6 °F
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