Bar Harbor Weather Forecast

    • 24
    • 31

    Increasing Clouds

    • 21
    • 37

    Chance Snow

    • -2
    • 26

    Partly Sunny

    • -4
    • 7

    Cold

    • 3
    • 10

    Cold

    • 8
    • 16

    Mostly Cloudy

Today 21 Jan Coastal Hancock

Mostly sunny. A slight chance of snow this afternoon. Highs around 30. Southwest Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of snow 20 percent.

Tonight 21 Jan Coastal Hancock

Snow. Snow accumulation of 2 to 4 Inches. Not as cool with Lows in the lower 20s. Temperature rising to around 30 after midnight. Southwest Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of snow 90 percent.

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  • Temperature Real-Time

Bar Harbor Temperature Statistics

January Temperature

Bar Harbor, Hancock County-Bar Harbor Airport (8.7 miles)

  • Lowest 5 January, 2026

    -0.9 °F

  • Average January

    26.7 °F

  • Highest 14 January, 2026

    46 °F

Climate (2021–Present)

Bar Harbor, Hancock County-Bar Harbor Airport (8.7 miles)

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  • Average Low 2021–2026

    38.3 °F

  • Average 2021–2026

    46.5 °F

  • Average High 2021–2026

    54.7 °F
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