Dunn Island Weather Forecast

    • 45
    • 51

    Rain Showers

    • 43
    • 51

    Chance Rain Showers

    • 47
    • 60

    Mostly Sunny

    • 45
    • 63

    Mostly Sunny

    • 44
    • 56

    Partly Sunny

    • 45
    • 55

    Slight Chance Rain Showers

Today 14 May Coastal Washington

Mostly cloudy. Patchy fog. Isolated Showers this afternoon. Highs in the lower 60s. Southeast Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 20 percent.

Tonight 14 May Coastal Washington

Patchy fog in the evening. Mostly cloudy with isolated Showers. Lows in the mid 40s. Northeast Winds 5 to 10 Mph with Gusts up to 25 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Dunn Island Temperature Statistics

May Temperature

Bar Harbor, Hancock County-Bar Harbor Airport (41 miles)

  • Lowest 2 May, 2026

    30.9 °F

  • Average May

    48.7 °F

  • Highest 11 May, 2026

    60.1 °F

Climate (2021–Present)

Bar Harbor, Hancock County-Bar Harbor Airport (41 miles)

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  • Average Low 2021–2026

    38.2 °F

  • Average 2021–2026

    46.4 °F

  • Average High 2021–2026

    54.5 °F
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