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.

Overcast

31°F

-1°C

Humidity 59%
Wind Speed SE 7 mph
Barometer 30.40 in (1029.6 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 19 Mar 9:56 am EDT
Extended Forecast for

Southwest Harbor ME

  • Today

    Today: Partly sunny, with a high near 36. South wind 5 to 7 mph.

    High: 36 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 29. Calm wind becoming south around 6 mph after midnight.

    Low: 29 °F

    Mostly Cloudy

  • Friday

    Friday: Increasing clouds, with a high near 43. Southwest wind around 7 mph.

    High: 43 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Rain, possibly mixed with snow, becoming all rain after 1am. Patchy fog after 1am. Low around 32. South wind 6 to 8 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 32 °F

    Rain/Snow and
    Patchy Fog

  • Saturday

    Saturday: A chance of rain, mainly before 3pm. Partly sunny, with a high near 44. West wind around 9 mph. Chance of precipitation is 40%.

    High: 44 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 31. West wind around 7 mph.

    Low: 31 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain and snow before 2pm, then a chance of rain. Mostly cloudy, with a high near 43. Southwest wind around 9 mph. Chance of precipitation is 40%.

    High: 43 °F

    Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: A chance of rain before 11pm, then a chance of rain and snow. Mostly cloudy, with a low around 26. Chance of precipitation is 40%.

    Low: 26 °F

    Chance
    Rain/Snow

  • Monday

    Monday: A chance of snow, mainly before 5pm. Mostly cloudy, with a high near 39. Chance of precipitation is 40%.

    High: 39 °F

    Chance Snow

Detailed Forecast

Today
Partly sunny, with a high near 36. South wind 5 to 7 mph.
Tonight
Mostly cloudy, with a low around 29. Calm wind becoming south around 6 mph after midnight.
Friday
Increasing clouds, with a high near 43. Southwest wind around 7 mph.
Friday Night
Rain, possibly mixed with snow, becoming all rain after 1am. Patchy fog after 1am. Low around 32. South wind 6 to 8 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Saturday
A chance of rain, mainly before 3pm. Partly sunny, with a high near 44. West wind around 9 mph. Chance of precipitation is 40%.
Saturday Night
Mostly cloudy, with a low around 31. West wind around 7 mph.
Sunday
A chance of rain and snow before 2pm, then a chance of rain. Mostly cloudy, with a high near 43. Southwest wind around 9 mph. Chance of precipitation is 40%.
Sunday Night
A chance of rain before 11pm, then a chance of rain and snow. Mostly cloudy, with a low around 26. Chance of precipitation is 40%.
Monday
A chance of snow, mainly before 5pm. Mostly cloudy, with a high near 39. Chance of precipitation is 40%.
Monday Night
A slight chance of snow before 10pm. Mostly cloudy, with a low around 22. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 37.
Tuesday Night
Mostly cloudy, with a low around 26.
Wednesday
A slight chance of snow. Mostly sunny, with a high near 40. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Southwest Harbor ME
 44.27°N 68.34°W (Elev. 49 ft)
Last Update:
6:31 am EDT Mar 19, 2026
Forecast Valid:
10am EDT Mar 19, 2026-6pm EDT Mar 25, 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