Great Wass Island - Popplestone Cove Weather Forecast

    • 57
    • 66

    Increasing Clouds

    • 51
    • 66

    Rain Showers

    • 57
    • 62

    Rain Showers Likely

    • 56
    • 68

    Chance Rain Showers

    • 53
    • 65

    Mostly Sunny

    • 54
    • 61

    Partly Sunny

    • 55
    • 62

    Mostly Cloudy

Today 7 Sep Coastal Washington

Sunny. Near steady temperature in the lower 70s. Northwest Winds 5 to 10 Mph.

Tonight 7 Sep Coastal Washington

Clear in the Evening, then becoming partly cloudy. Lows in the mid 50s. Northwest Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Great Wass Island - Popplestone Cove Temperature Statistics

September Temperature

Bar Harbor, Hancock County-Bar Harbor Airport (39.1 miles)

  • Lowest 1 September, 2026

    48 °F

  • Average September

    61.7 °F

  • Highest 4 September, 2026

    77 °F

Climate (2021–2026)

Bar Harbor, Hancock County-Bar Harbor Airport (39.1 miles)

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  • Average Low 2021–2026

    38.2 °F

  • Average 2021–2026

    46.5 °F

  • Average High 2021–2026

    54.6 °F
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