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.

Freezing Fog

29°F

-2°C

Humidity 92%
Wind Speed Calm
Barometer 29.99 in (1015.9 mb)
Dewpoint 27°F (-3°C)
Visibility 0.25 mi
Last update 28 Feb 11:56 pm EST
Extended Forecast for

Castine ME

  • Overnight

    Overnight: Mostly cloudy, with a low around 23. North wind 6 to 10 mph, with gusts as high as 22 mph.

    Low: 23 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of snow before 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 28. North wind 14 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.

    High: 28 °F

    Slight Chance
    Snow

  • Sunday Night

    Sunday Night: Clear, with a low around 6. Wind chill values as low as -10. North wind 13 to 17 mph, with gusts as high as 30 mph.

    Low: 6 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 20. Wind chill values as low as -10. West wind 10 to 13 mph, with gusts as high as 23 mph.

    High: 20 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 13. West wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 13 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of snow after 4pm. Partly sunny, with a high near 34. Breezy, with a southwest wind 15 to 23 mph, with gusts as high as 44 mph. Chance of precipitation is 20%.

    High: 34 °F

    Breezy.
    Mostly Sunny
    then Slight
    Chance Snow

  • Tuesday Night

    Tuesday Night: Rain and snow, becoming all snow after 4am. Low around 29. Southwest wind 10 to 17 mph becoming northwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%.

    Low: 29 °F

    Rain/Snow

  • Wednesday

    Wednesday: A chance of snow, mainly before 7am. Mostly sunny, with a high near 41. Chance of precipitation is 30%.

    High: 41 °F

    Chance Snow
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of snow after 3am. Partly cloudy, with a low around 29. Chance of precipitation is 20%.

    Low: 29 °F

    Partly Cloudy
    then Slight
    Chance Snow

Detailed Forecast

Overnight
Mostly cloudy, with a low around 23. North wind 6 to 10 mph, with gusts as high as 22 mph.
Sunday
A slight chance of snow before 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 28. North wind 14 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.
Sunday Night
Clear, with a low around 6. Wind chill values as low as -10. North wind 13 to 17 mph, with gusts as high as 30 mph.
Monday
Sunny, with a high near 20. Wind chill values as low as -10. West wind 10 to 13 mph, with gusts as high as 23 mph.
Monday Night
Mostly clear, with a low around 13. West wind 6 to 10 mph, with gusts as high as 20 mph.
Tuesday
A slight chance of snow after 4pm. Partly sunny, with a high near 34. Breezy, with a southwest wind 15 to 23 mph, with gusts as high as 44 mph. Chance of precipitation is 20%.
Tuesday Night
Rain and snow, becoming all snow after 4am. Low around 29. Southwest wind 10 to 17 mph becoming northwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%.
Wednesday
A chance of snow, mainly before 7am. Mostly sunny, with a high near 41. Chance of precipitation is 30%.
Wednesday Night
A slight chance of snow after 3am. Partly cloudy, with a low around 29. Chance of precipitation is 20%.
Thursday
A chance of rain and snow before 7am, then a chance of rain. Mostly cloudy, with a high near 40. Chance of precipitation is 30%.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 29. Chance of precipitation is 40%.
Friday
A chance of snow. Cloudy, with a high near 37. Chance of precipitation is 50%.
Friday Night
A chance of rain and snow. Cloudy, with a low around 32. Chance of precipitation is 40%.
Saturday
A chance of rain. Mostly cloudy, with a high near 45. 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:
11:37 pm EST Feb 28, 2026
Forecast Valid:
12am EST Mar 1, 2026-6pm EST Mar 7, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation