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

45°F

7°C

Humidity 52%
Wind Speed N 8 mph
Barometer 30.02 in (1016.6 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 12 May 1:56 am EDT
Extended Forecast for

Deer Isle ME

  • Overnight

    Overnight: Mostly clear, with a low around 42. Light north wind.

    Low: 42 °F

    Mostly Clear

  • Tuesday

    Tuesday: Increasing clouds, with a high near 59. North wind 5 to 8 mph.

    High: 59 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly cloudy, then gradually becoming clear, with a low around 40. Light west wind.

    Low: 40 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Partly sunny, with a high near 60. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 60 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain, mainly before 2am. Patchy fog. Otherwise, cloudy, with a low around 47. South wind around 7 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 47 °F

    Chance Rain
    and Patchy
    Fog

  • Thursday

    Thursday: Showers likely, mainly after 5pm. Mostly cloudy, with a high near 62. Southeast wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    High: 62 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers. Low around 47. East wind around 8 mph. Chance of precipitation is 90%.

    Low: 47 °F

    Showers

  • Friday

    Friday: Showers, with thunderstorms also possible after 2pm. High near 63. Chance of precipitation is 80%.

    High: 63 °F

    Showers

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.

    Low: 46 °F

    Showers
    Likely

Detailed Forecast

Overnight
Mostly clear, with a low around 42. Light north wind.
Tuesday
Increasing clouds, with a high near 59. North wind 5 to 8 mph.
Tuesday Night
Mostly cloudy, then gradually becoming clear, with a low around 40. Light west wind.
Wednesday
Partly sunny, with a high near 60. Calm wind becoming south 5 to 8 mph in the afternoon.
Wednesday Night
A chance of rain, mainly before 2am. Patchy fog. Otherwise, cloudy, with a low around 47. South wind around 7 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Showers likely, mainly after 5pm. Mostly cloudy, with a high near 62. Southeast wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Showers. Low around 47. East wind around 8 mph. Chance of precipitation is 90%.
Friday
Showers, with thunderstorms also possible after 2pm. High near 63. Chance of precipitation is 80%.
Friday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.
Saturday
Mostly sunny, with a high near 65.
Saturday Night
Partly cloudy, with a low around 48.
Sunday
Sunny, with a high near 69.
Sunday Night
Partly cloudy, with a low around 48.
Monday
Mostly sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Deer Isle ME
 44.23°N 68.65°W (Elev. 79 ft)
Last Update:
2:30 am EDT May 12, 2026
Forecast Valid:
2am EDT May 12, 2026-6pm EDT May 18, 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