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

34°F

1°C

Humidity 59%
Wind Speed NW 12 G 16 mph
Barometer 29.70 in (1006.1 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 15 Nov 8:56 am EST
Extended Forecast for

Castine ME

  • Today

    Today: Sunny, with a high near 40. West wind 9 to 11 mph, with gusts as high as 22 mph.

    High: 40 °F

    Sunny

  • Tonight

    Tonight: Rain, mainly after midnight. Low around 34. West wind 5 to 11 mph becoming southeast after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 34 °F

    Mostly Cloudy
    then Rain

  • Sunday

    Sunday: Rain, mainly before 4pm. High near 48. Southeast wind 13 to 17 mph becoming west in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 48 °F

    Rain

  • Sunday Night

    Sunday Night: A chance of rain before 10pm, then a chance of rain and snow. Mostly cloudy, with a low around 33. Breezy, with a west wind 20 to 23 mph, with gusts as high as 38 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 33 °F

    Chance
    Rain/Snow and
    Breezy

  • Monday

    Monday: A chance of snow before 9am, then a chance of rain between 9am and 1pm. Partly sunny, with a high near 40. Breezy, with a west wind around 23 mph, with gusts as high as 40 mph. Chance of precipitation is 30%.

    High: 40 °F

    Breezy.
    Chance
    Rain/Snow
    then Slight
    Chance Rain

  • Monday Night

    Monday Night: Partly cloudy, with a low around 33. Breezy, with a west wind 18 to 22 mph, with gusts as high as 38 mph.

    Low: 33 °F

    Partly Cloudy
    and Breezy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 40. Breezy, with a west wind 17 to 20 mph, with gusts as high as 34 mph.

    High: 40 °F

    Mostly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 40.

    High: 40 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 40. West wind 9 to 11 mph, with gusts as high as 22 mph.
Tonight
Rain, mainly after midnight. Low around 34. West wind 5 to 11 mph becoming southeast after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Rain, mainly before 4pm. High near 48. Southeast wind 13 to 17 mph becoming west in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
A chance of rain before 10pm, then a chance of rain and snow. Mostly cloudy, with a low around 33. Breezy, with a west wind 20 to 23 mph, with gusts as high as 38 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A chance of snow before 9am, then a chance of rain between 9am and 1pm. Partly sunny, with a high near 40. Breezy, with a west wind around 23 mph, with gusts as high as 40 mph. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 33. Breezy, with a west wind 18 to 22 mph, with gusts as high as 38 mph.
Tuesday
Mostly sunny, with a high near 40. Breezy, with a west wind 17 to 20 mph, with gusts as high as 34 mph.
Tuesday Night
Mostly clear, with a low around 31.
Wednesday
Sunny, with a high near 40.
Wednesday Night
Partly cloudy, with a low around 30.
Thursday
Mostly sunny, with a high near 43.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 35. Chance of precipitation is 30%.
Friday
Rain likely. Mostly cloudy, with a high near 45. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Castine ME
 44.4°N 68.79°W (Elev. 7 ft)
Last Update:
12:44 am EST Nov 15, 2025
Forecast Valid:
9am EST Nov 15, 2025-6pm EST Nov 21, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation