San Juan Island - Eagle Cove Weather Forecast

    • 46
    • 52

    Chance Rain

    • 45
    • 53

    Rain

    • 40
    • 53

    Rain Likely

    • 39
    • 49

    Slight Chance Rain

    • 39
    • 47

    Rain Likely

    • 41
    • 49

    Rain Likely

Today 21 Nov San Juan County

Mostly cloudy. A slight chance of rain until late Afternoon, then a chance of rain late in the afternoon. Highs in the upper 40s to mid 50s. Southeast wind 10 to 15 Mph.

Tonight 21 Nov San Juan County

Cloudy with a chance of rain. Lows in the 40s. Southeast wind 10 to 15 Mph.

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San Juan Island - Eagle Cove Temperature Statistics

November Temperature

Friday Harbor Airport (3.7 miles)

  • Lowest 4 November, 2025

    37 °F

  • Average November

    47.9 °F

  • Highest 5 November, 2025

    57 °F

Climate (2020–Present)

Friday Harbor Airport (3.7 miles)

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  • Average Low 2020–2025

    44.3 °F

  • Average 2020–2025

    51.8 °F

  • Average High 2020–2025

    59.6 °F
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