San Juan Island - Point Joe Weather Forecast

    • 45
    • 51

    Rain

    • 46
    • 52

    Rain

    • 46
    • 54

    Rain

    • 45
    • 51

    Rain

    • 44
    • 52

    Rain Likely

    • 43
    • 49

    Rain Likely

Today 6 Dec San Juan County

Windy. Mostly cloudy with a chance of rain in the Morning, then mostly cloudy with rain likely in the afternoon. Rainfall Amounts less than a tenth of an inch likely. Highs in the upper 40s to mid 50s. Southwest wind 15 to 30 Mph decreasing to 10 to 15 Mph in the Afternoon, Gusts to 45 Mph decreasing to 30 Mph in the afternoon.

Tonight 6 Dec San Juan County

Mostly cloudy. A chance of rain in the Evening, then rain likely after midnight. A chance of rain in the morning. Rainfall Amounts less than a tenth of an inch likely. Lows in the lower to mid 40s. Southwest wind 10 to 15 Mph becoming southeast after midnight.

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San Juan Island - Point Joe Temperature Statistics

December Temperature

Friday Harbor Airport (3.7 miles)

  • Lowest 1 December, 2025

    36 °F

  • Average December

    42.2 °F

  • Highest 1 December, 2025

    45 °F

Climate (2020–Present)

Friday Harbor Airport (3.7 miles)

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  • Average Low 2020–2025

    44.4 °F

  • Average 2020–2025

    51.8 °F

  • Average High 2020–2025

    59.6 °F
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