National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Bar Harbor, Hancock County-Bar Harbor Airport (KBHB)

Lat: 44.45°NLon: 68.37°WElev: 82ft.

Fair

57°F

14°C

Humidity 42%
Wind Speed NE 7 mph
Barometer 30.26 in (1024.9 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 18 May 7:56 am EDT
Extended Forecast for

Deer Isle ME

  • Today

    Today: Partly sunny, with a high near 63. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 63 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 50. Calm wind.

    Low: 50 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers, mainly after 1pm. Partly sunny, with a high near 68. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 68 °F

    Partly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers, mainly before 7pm. Partly cloudy, with a low around 59. Southwest wind around 7 mph. Chance of precipitation is 30%.

    Low: 59 °F

    Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers between noon and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 82. Southwest wind 8 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.

    High: 82 °F

    Mostly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers, mainly before 7pm. Partly cloudy, with a low around 50. Northwest wind around 8 mph. Chance of precipitation is 30%.

    Low: 50 °F

    Chance
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 70. West wind around 9 mph.

    High: 70 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 63. Calm wind becoming south 5 to 7 mph in the afternoon.
Tonight
Partly cloudy, with a low around 50. Calm wind.
Tuesday
A chance of showers, mainly after 1pm. Partly sunny, with a high near 68. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A chance of showers, mainly before 7pm. Partly cloudy, with a low around 59. Southwest wind around 7 mph. Chance of precipitation is 30%.
Wednesday
A slight chance of showers between noon and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 82. Southwest wind 8 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of showers, mainly before 7pm. Partly cloudy, with a low around 50. Northwest wind around 8 mph. Chance of precipitation is 30%.
Thursday
Sunny, with a high near 70. West wind around 9 mph.
Thursday Night
Mostly clear, with a low around 46.
Friday
Sunny, with a high near 63.
Friday Night
Partly cloudy, with a low around 46.
Saturday
A slight chance of showers. Partly sunny, with a high near 61. Chance of precipitation is 20%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 46. Chance of precipitation is 40%.
Sunday
A chance of showers. Mostly cloudy, with a high near 62. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Deer Isle ME
 44.21°N 68.66°W (Elev. 3 ft)
Last Update:
5:18 am EDT May 18, 2026
Forecast Valid:
9am EDT May 18, 2026-6pm EDT May 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation