Blakely Island - Thatcher Bay Weather Forecast

    • 43
    • 48

    Rain Likely

    • 40
    • 46

    Slight Chance Rain

    • 38
    • 45

    Mostly Cloudy

    • 40
    • 45

    Rain Likely

    • 37
    • 45

    Slight Chance Rain

    • 37
    • 45

    Partly Sunny

Today 10 Dec San Juan County

Mostly cloudy. A chance of rain in the Morning, then a slight chance of rain in the afternoon. Highs near 50. Southeast wind 10 to 20 Mph becoming south to 10 Mph in the afternoon.

Tonight 10 Dec San Juan County

Mostly cloudy with a chance of Showers. Lows in the upper 30s to mid 40s. West wind to 10 Mph becoming north after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Blakely Island - Thatcher Bay Temperature Statistics

December Temperature

Friday Harbor Airport (9.3 miles)

  • Lowest 7 December, 2023

    37 °F

  • Average December

    48.6 °F

  • Highest 3 December, 2023

    56.6 °F

Climate (2018–Present)

Friday Harbor Airport (9.3 miles)

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  • Average Low 2018–2023

    43.9 °F

  • Average 2018–2023

    50.8 °F

  • Average High 2018–2023

    58.5 °F
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