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

26°F

-3°C

Humidity 92%
Wind Speed N 3 mph
Barometer 29.83 in (1010.5 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Last update 6 Dec 6:56 pm EST
Extended Forecast for

Castine ME

  • Tonight

    Tonight: Isolated snow showers before midnight. Partly cloudy, with a low around 27. Northwest wind around 8 mph. Chance of precipitation is 20%.

    Low: 27 °F

    Isolated Snow
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Increasing clouds, with a high near 30. Northwest wind 7 to 11 mph, with gusts as high as 21 mph.

    High: 30 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Snow likely, mainly after 11pm. Cloudy, with a low around 17. Northeast wind 6 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 17 °F

    Snow Likely

  • Monday

    Monday: A slight chance of snow before 9am. Mostly cloudy, then gradually becoming sunny, with a high near 21. Northwest wind 13 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    High: 21 °F

    Slight Chance
    Snow then
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 10. Northwest wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 10 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 32. Northwest wind 5 to 13 mph becoming southwest in the afternoon. Winds could gust as high as 23 mph.

    High: 32 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow, mainly after 9pm. Mostly cloudy, with a low around 26. Southwest wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

    Low: 26 °F

    Chance Snow

  • Wednesday

    Wednesday: A slight chance of snow before 10am, then a chance of rain and snow between 10am and 3pm, then rain likely after 3pm. Mostly cloudy, with a high near 41. Chance of precipitation is 60%.

    High: 41 °F

    Chance
    Rain/Snow
    then
    Rain/Snow
    Likely

  • Wednesday Night

    Wednesday Night: Rain likely before 2am, then a chance of rain and snow between 2am and 3am, then a chance of rain after 3am. Mostly cloudy, with a low around 31. Chance of precipitation is 70%.

    Low: 31 °F

    Rain Likely
    then Chance
    Rain/Snow

Detailed Forecast

Tonight
Isolated snow showers before midnight. Partly cloudy, with a low around 27. Northwest wind around 8 mph. Chance of precipitation is 20%.
Sunday
Increasing clouds, with a high near 30. Northwest wind 7 to 11 mph, with gusts as high as 21 mph.
Sunday Night
Snow likely, mainly after 11pm. Cloudy, with a low around 17. Northeast wind 6 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Monday
A slight chance of snow before 9am. Mostly cloudy, then gradually becoming sunny, with a high near 21. Northwest wind 13 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 10. Northwest wind 7 to 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 32. Northwest wind 5 to 13 mph becoming southwest in the afternoon. Winds could gust as high as 23 mph.
Tuesday Night
A chance of snow, mainly after 9pm. Mostly cloudy, with a low around 26. Southwest wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Wednesday
A slight chance of snow before 10am, then a chance of rain and snow between 10am and 3pm, then rain likely after 3pm. Mostly cloudy, with a high near 41. Chance of precipitation is 60%.
Wednesday Night
Rain likely before 2am, then a chance of rain and snow between 2am and 3am, then a chance of rain after 3am. Mostly cloudy, with a low around 31. Chance of precipitation is 70%.
Thursday
A chance of rain showers before 4pm, then a chance of snow showers. Partly sunny, with a high near 38. Chance of precipitation is 40%.
Thursday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 24. Chance of precipitation is 30%.
Friday
A chance of rain and snow. Partly sunny, with a high near 33. Chance of precipitation is 30%.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 20. Chance of precipitation is 30%.
Saturday
A chance of snow showers. Partly sunny, with a high near 28. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Castine ME
 44.38°N 68.8°W (Elev. 0 ft)
Last Update:
9:23 pm EST Dec 6, 2025
Forecast Valid:
9pm EST Dec 6, 2025-6pm EST Dec 13, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation