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.

Fog/Mist

40°F

4°C

Humidity 100%
Wind Speed S 7 mph
Barometer 29.93 in
Dewpoint 40°F (4°C)
Visibility 1.25 mi
Wind Chill35°F (2°C)
Last update 3 Apr 9:56 pm EDT
Extended Forecast for

Castine ME

  • Tonight

    Tonight: Areas of fog. Otherwise, mostly cloudy, with a low around 38. West wind around 10 mph, with gusts as high as 20 mph.

    Low: 38 °F

    Areas Fog

  • Saturday

    Saturday: Mostly sunny, with a high near 44. Breezy, with a north wind 10 to 20 mph, with gusts as high as 33 mph.

    High: 44 °F

    Mostly Sunny
    and Breezy
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Rain likely before 4am, then rain, possibly mixed with sleet between 4am and 5am, then rain after 5am. Low around 34. Southeast wind 13 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. Little or no sleet accumulation expected.

    Low: 34 °F

    Slight Chance
    Rain then
    Rain/Sleet

  • Sunday

    Sunday: Rain. High near 45. Breezy, with a south wind 11 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 45 °F

    Rain and
    Breezy

  • Sunday Night

    Sunday Night: A chance of rain before 7pm, then a slight chance of showers between 7pm and 10pm. Mostly cloudy, with a low around 37. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 37 °F

    Chance Rain
    then Partly
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 43. West wind 14 to 17 mph, with gusts as high as 30 mph.

    High: 43 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 30. West wind 6 to 10 mph.

    Low: 30 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of snow after 1pm. Mostly sunny, with a high near 40. Chance of precipitation is 20%.

    High: 40 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Tuesday Night

    Tuesday Night: A slight chance of snow before 9pm. Partly cloudy, with a low around 24. Chance of precipitation is 20%.

    Low: 24 °F

    Slight Chance
    Snow then
    Mostly Clear

Detailed Forecast

Tonight
Areas of fog. Otherwise, mostly cloudy, with a low around 38. West wind around 10 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny, with a high near 44. Breezy, with a north wind 10 to 20 mph, with gusts as high as 33 mph.
Saturday Night
Rain likely before 4am, then rain, possibly mixed with sleet between 4am and 5am, then rain after 5am. Low around 34. Southeast wind 13 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. Little or no sleet accumulation expected.
Sunday
Rain. High near 45. Breezy, with a south wind 11 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
A chance of rain before 7pm, then a slight chance of showers between 7pm and 10pm. Mostly cloudy, with a low around 37. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 43. West wind 14 to 17 mph, with gusts as high as 30 mph.
Monday Night
Partly cloudy, with a low around 30. West wind 6 to 10 mph.
Tuesday
A slight chance of snow after 1pm. Mostly sunny, with a high near 40. Chance of precipitation is 20%.
Tuesday Night
A slight chance of snow before 9pm. Partly cloudy, with a low around 24. Chance of precipitation is 20%.
Wednesday
Sunny, with a high near 39.
Wednesday Night
Mostly clear, with a low around 33.
Thursday
Mostly sunny, with a high near 46. Breezy.
Thursday Night
A slight chance of rain. Mostly cloudy, with a low around 40. Breezy. Chance of precipitation is 20%.
Friday
A slight chance of rain. Partly sunny, with a high near 50. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
Castine ME
 44.38°N 68.8°W (Elev. 0 ft)
Last Update:
10:49 pm EDT Apr 3, 2026
Forecast Valid:
10pm EDT Apr 3, 2026-6pm EDT Apr 10, 2026
 
Forecast Discussion
 
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Additional Resources

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