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.

A Few Clouds

49°F

9°C

Humidity 64%
Wind Speed N 9 G 16 mph
Barometer 30.11 in (1019.9 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 1 Apr 2:56 pm EDT
Extended Forecast for

Castine ME

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 46. North wind around 11 mph, with gusts as high as 22 mph.

    High: 46 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 31. North wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 31 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Partly sunny, with a high near 39. Northeast wind around 10 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.

    High: 39 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of snow before midnight, then a chance of sleet between midnight and 2am, then rain and sleet likely after 2am. Mostly cloudy, with a low around 32. East wind 6 to 9 mph. Chance of precipitation is 60%. Little or no snow and sleet accumulation expected.

    Low: 32 °F

    Chance Snow
    then
    Rain/Sleet
    Likely

  • Friday

    Friday: Rain likely, mainly before noon. Patchy fog before 2pm. Otherwise, cloudy, with a high near 47. Southeast wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 47 °F

    Rain Likely
    and Patchy
    Fog

  • Friday Night

    Friday Night: Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 39. South wind around 11 mph becoming west after midnight. Winds could gust as high as 22 mph.

    Low: 39 °F

    Patchy Fog

  • Saturday

    Saturday: Partly sunny, with a high near 46. North wind 11 to 14 mph becoming northeast in the afternoon. Winds could gust as high as 25 mph.

    High: 46 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Rain likely, mainly after 4am. Cloudy, with a low around 35. Chance of precipitation is 60%.

    Low: 35 °F

    Chance Rain
    then Rain
    Likely

  • Sunday

    Sunday: Rain. High near 47. Chance of precipitation is 90%.

    High: 47 °F

    Rain

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 46. North wind around 11 mph, with gusts as high as 22 mph.
Tonight
Increasing clouds, with a low around 31. North wind 7 to 10 mph, with gusts as high as 20 mph.
Thursday
Partly sunny, with a high near 39. Northeast wind around 10 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
A chance of snow before midnight, then a chance of sleet between midnight and 2am, then rain and sleet likely after 2am. Mostly cloudy, with a low around 32. East wind 6 to 9 mph. Chance of precipitation is 60%. Little or no snow and sleet accumulation expected.
Friday
Rain likely, mainly before noon. Patchy fog before 2pm. Otherwise, cloudy, with a high near 47. Southeast wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 39. South wind around 11 mph becoming west after midnight. Winds could gust as high as 22 mph.
Saturday
Partly sunny, with a high near 46. North wind 11 to 14 mph becoming northeast in the afternoon. Winds could gust as high as 25 mph.
Saturday Night
Rain likely, mainly after 4am. Cloudy, with a low around 35. Chance of precipitation is 60%.
Sunday
Rain. High near 47. Chance of precipitation is 90%.
Sunday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 38. Chance of precipitation is 60%.
Monday
Partly sunny, with a high near 44.
Monday Night
Partly cloudy, with a low around 31.
Tuesday
Mostly sunny, with a high near 40.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Castine ME
 44.38°N 68.8°W (Elev. 0 ft)
Last Update:
2:30 pm EDT Apr 1, 2026
Forecast Valid:
3pm EDT Apr 1, 2026-6pm EDT Apr 7, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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