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.

Fog/Mist

41°F

5°C

Humidity 100%
Wind Speed NW 7 mph
Barometer 29.79 in (1008.9 mb)
Dewpoint 41°F (5°C)
Visibility 3.00 mi
Wind Chill36°F (2°C)
Last update 16 Apr 10:56 pm EDT
Extended Forecast for

Little Deer Isle ME

  • Overnight

    Overnight: Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Patchy fog. Otherwise, cloudy, with a low around 41. Calm wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 41 °F

    Showers
    Likely and
    Patchy Fog

  • Friday

    Friday: A slight chance of rain before 9am. Patchy fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 59. Calm wind becoming north around 6 mph in the morning. Chance of precipitation is 20%.

    High: 59 °F

    Slight Chance
    Rain and
    Patchy Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: Patchy fog after 3am. Otherwise, partly cloudy, with a low around 43. Light northeast wind.

    Low: 43 °F

    Partly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 7am. Otherwise, partly sunny, with a high near 50. Southeast wind 5 to 9 mph.

    High: 50 °F

    Patchy Fog
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: A chance of rain. Patchy fog after 9pm. Otherwise, cloudy, with a low around 40. Southeast wind 3 to 5 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Chance Rain
    and Patchy
    Fog

  • Sunday

    Sunday: Rain. Areas of fog before 8am. High near 48. South wind 6 to 9 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 48 °F

    Rain and
    Areas Fog

  • Sunday Night

    Sunday Night: Rain before 5am, then a chance of rain and snow. Low around 35. Northwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    Low: 35 °F

    Rain then
    Rain/Snow
    Likely

  • Monday

    Monday: A chance of rain and snow before 11am, then a slight chance of rain between 11am and 2pm. Partly sunny, with a high near 44. Chance of precipitation is 30%.

    High: 44 °F

    Chance
    Rain/Snow
    then Slight
    Chance Rain

  • Monday Night

    Monday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

Detailed Forecast

Overnight
Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Patchy fog. Otherwise, cloudy, with a low around 41. Calm wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A slight chance of rain before 9am. Patchy fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 59. Calm wind becoming north around 6 mph in the morning. Chance of precipitation is 20%.
Friday Night
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 43. Light northeast wind.
Saturday
Patchy fog before 7am. Otherwise, partly sunny, with a high near 50. Southeast wind 5 to 9 mph.
Saturday Night
A chance of rain. Patchy fog after 9pm. Otherwise, cloudy, with a low around 40. Southeast wind 3 to 5 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Rain. Areas of fog before 8am. High near 48. South wind 6 to 9 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain before 5am, then a chance of rain and snow. Low around 35. Northwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Monday
A chance of rain and snow before 11am, then a slight chance of rain between 11am and 2pm. Partly sunny, with a high near 44. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Sunny, with a high near 44.
Tuesday Night
A chance of rain. Partly cloudy, with a low around 37. Chance of precipitation is 30%.
Wednesday
A chance of rain. Mostly cloudy, with a high near 48. Chance of precipitation is 40%.
Wednesday Night
A slight chance of rain. Mostly cloudy, with a low around 37. Chance of precipitation is 20%.
Thursday
A slight chance of rain. Partly sunny, with a high near 49. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
Little Deer Isle ME
 44.28°N 68.7°W (Elev. 89 ft)
Last Update:
10:09 pm EDT Apr 16, 2026
Forecast Valid:
1am EDT Apr 17, 2026-6pm EDT Apr 23, 2026
 
Forecast Discussion
 
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Additional Resources

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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