Williams Island Weather Forecast

    • 20
    • 28

    Becoming Sunny

    • 23
    • 33

    Chance Snow

    • 18
    • 31

    Chance Snow

    • 13
    • 23

    Mostly Cloudy

    • 19
    • 27

    Mostly Cloudy

    • 28
    • 40

    Mostly Cloudy

    • 32
    • 44

    Chance Rain

Today 12 Dec Coastal Washington

Mostly sunny and Blustery, Colder with Highs in the mid 20s. West Winds 15 to 25 Mph with Gusts up to 40 Mph.

Tonight 12 Dec Coastal Washington

Mostly clear. Cold with Lows around 18. West Winds 10 to 15 Mph. Gusts up to 35 Mph, decreasing to 25 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Williams Island Temperature Statistics

December Temperature

Bar Harbor, Hancock County-Bar Harbor Airport (65.9 miles)

  • Lowest 9 December, 2025

    -0.9 °F

  • Average December

    22.8 °F

  • Highest 10 December, 2025

    45 °F

Climate (2020–Present)

Bar Harbor, Hancock County-Bar Harbor Airport (65.9 miles)

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  • Average Low 2020–2025

    38.4 °F

  • Average 2020–2025

    46.6 °F

  • Average High 2020–2025

    54.7 °F
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