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

47°F

8°C

Humidity 93%
Wind Speed SW 20 G 23 mph
Barometer 29.81 in (1009.7 mb)
Dewpoint 45°F (7°C)
Visibility 7.00 mi
Wind Chill40°F (4°C)
Last update 13 Apr 2:56 pm EDT
Extended Forecast for

Castine ME

  • This Afternoon

    This Afternoon: Rain, mainly after 4pm. High near 52. South wind around 16 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 52 °F

    Rain

  • Tonight

    Tonight: A chance of rain before 8pm. Patchy fog between 7pm and 1am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 47. Southwest wind 8 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    Low: 47 °F

    Chance Rain
    and Patchy
    Fog then
    Patchy Fog

  • Tuesday

    Tuesday: Mostly sunny, with a high near 55. North wind 6 to 8 mph becoming south in the afternoon.

    High: 55 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Rain and possibly a thunderstorm before 2am, then a chance of rain. Patchy fog. Low around 43. South wind 5 to 8 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 43 °F

    Rain and
    Patchy Fog

  • Wednesday

    Wednesday: A slight chance of rain before 8am, then a chance of rain after 2pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 54. North wind 5 to 7 mph becoming south in the morning. Chance of precipitation is 30%.

    High: 54 °F

    Patchy Fog
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain. Patchy fog. Otherwise, cloudy, with a low around 45. Light and variable wind. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Chance Rain
    and Patchy
    Fog

  • Thursday

    Thursday: A chance of rain. Patchy fog before 2pm, then patchy fog after 4pm. Otherwise, mostly cloudy, with a high near 49. East wind 6 to 8 mph. Chance of precipitation is 50%.

    High: 49 °F

    Chance Rain
    and Patchy
    Fog

  • Thursday Night

    Thursday Night: Rain likely, mainly before 2am. Patchy fog before 8pm. Otherwise, cloudy, with a low around 43. Chance of precipitation is 60%.

    Low: 43 °F

    Rain Likely
    and Patchy
    Fog

  • Friday

    Friday: A chance of rain. Mostly cloudy, with a high near 57. Chance of precipitation is 40%.

    High: 57 °F

    Chance Rain

Detailed Forecast

This Afternoon
Rain, mainly after 4pm. High near 52. South wind around 16 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A chance of rain before 8pm. Patchy fog between 7pm and 1am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 47. Southwest wind 8 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 55. North wind 6 to 8 mph becoming south in the afternoon.
Tuesday Night
Rain and possibly a thunderstorm before 2am, then a chance of rain. Patchy fog. Low around 43. South wind 5 to 8 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A slight chance of rain before 8am, then a chance of rain after 2pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 54. North wind 5 to 7 mph becoming south in the morning. Chance of precipitation is 30%.
Wednesday Night
A chance of rain. Patchy fog. Otherwise, cloudy, with a low around 45. Light and variable wind. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A chance of rain. Patchy fog before 2pm, then patchy fog after 4pm. Otherwise, mostly cloudy, with a high near 49. East wind 6 to 8 mph. Chance of precipitation is 50%.
Thursday Night
Rain likely, mainly before 2am. Patchy fog before 8pm. Otherwise, cloudy, with a low around 43. Chance of precipitation is 60%.
Friday
A chance of rain. Mostly cloudy, with a high near 57. Chance of precipitation is 40%.
Friday Night
A chance of rain, mainly before midnight. Mostly cloudy, with a low around 44. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 51.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 43. Chance of precipitation is 30%.
Sunday
A chance of rain. Mostly cloudy, with a high near 51. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
Castine ME
 44.38°N 68.8°W (Elev. 0 ft)
Last Update:
2:30 pm EDT Apr 13, 2026
Forecast Valid:
3pm EDT Apr 13, 2026-6pm EDT Apr 19, 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