Treat Island Weather Forecast

    • 49
    • 59

    Chance Rain

    • 53
    • 62

    Mostly Cloudy

    • 49
    • 61

    Rain

    • 46
    • 56

    Rain

    • 42
    • 55

    Chance Rain

    • 38
    • 52

    Chance Rain

Today 4 Nov Coastal Washington

Patchy fog in the morning. Mostly cloudy with a chance of rain in the Morning, then partly sunny in the afternoon. Highs in the lower 60s. Southwest Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 4 Nov Coastal Washington

Partly cloudy. Lows in the upper 40s. Southwest Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Treat Island Temperature Statistics

November Temperature

Bar Harbor, Hancock County-Bar Harbor Airport (73.3 miles)

  • Lowest 1 November, 2026

    34 °F

  • Average November

    44.3 °F

  • Highest 1 November, 2026

    52 °F

Climate (2021–2026)

Bar Harbor, Hancock County-Bar Harbor Airport (73.3 miles)

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  • Average Low 2021–2026

    38.1 °F

  • Average 2021–2026

    46.4 °F

  • Average High 2021–2026

    54.6 °F
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