Machias Valley Airport Weather Forecast

    • 49
    • 72

    Mostly Sunny

    • 50
    • 76

    Sunny

    • 52
    • 73

    Partly Sunny

    • 53
    • 74

    Partly Sunny

    • 42
    • 71

    Mostly Sunny

    • 40
    • 65

    Mostly Sunny

Today 15 Sep Coastal Washington

Sunny. Highs in the lower 70s. North Winds around 5 Mph, becoming northwest around 5 Mph this afternoon.

Tonight 15 Sep Coastal Washington

Mostly clear. Patchy fog after midnight. Lows around 50. Southwest Winds around 5 Mph, becoming northwest after midnight.

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  • Temperature Real-Time

Machias Valley Airport Temperature Statistics

September Temperature

Bar Harbor, Hancock County-Bar Harbor Airport (46.6 miles)

  • Lowest 13 September, 2025

    43 °F

  • Average September

    60.5 °F

  • Highest 1 September, 2025

    78.1 °F

Climate (2020–Present)

Bar Harbor, Hancock County-Bar Harbor Airport (46.6 miles)

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  • Average Low 2020–2025

    38.5 °F

  • Average 2020–2025

    46.7 °F

  • Average High 2020–2025

    54.8 °F
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