Great Wass Island - Mud Hole Weather Forecast

    • 54
    • 61

    Areas Fog

    • 56
    • 61

    Mostly Cloudy

    • 45
    • 63

    Mostly Sunny

    • 46
    • 57

    Sunny

    • 54
    • 57

    Mostly Sunny

    • 55
    • 59

    Partly Sunny

    • 55
    • 61

    Partly Sunny

Today 17 Sep Coastal Washington

Patchy fog this morning. Partly sunny. Highs in the lower 70s. Temperature falling into the upper 60s this afternoon. South Winds around 5 Mph.

Tonight 17 Sep Coastal Washington

Mostly cloudy. Patchy fog this Evening, then Areas of fog after midnight. Lows in the lower 50s. Southwest Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Great Wass Island - Mud Hole Temperature Statistics

September Temperature

Bar Harbor, Hancock County-Bar Harbor Airport (38.5 miles)

  • Lowest 13 September, 2025

    43 °F

  • Average September

    60.4 °F

  • Highest 1 September, 2025

    78.1 °F

Climate (2020–Present)

Bar Harbor, Hancock County-Bar Harbor Airport (38.5 miles)

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  • Average Low 2020–2025

    38.6 °F

  • Average 2020–2025

    46.7 °F

  • Average High 2020–2025

    54.8 °F
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