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.

Mostly Cloudy

51°F

11°C

Humidity 77%
Wind Speed Vrbl 6 mph
Barometer 29.85 in (1010.8 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 14 Oct 11:56 pm EDT
Extended Forecast for

Castine ME

  • Overnight

    Overnight: Mostly clear, with a low around 48. Northwest wind around 15 mph, with gusts as high as 28 mph.

    Low: 48 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 55. Northwest wind 13 to 17 mph, with gusts as high as 30 mph.

    High: 55 °F

    Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 44. Northwest wind around 6 mph becoming calm after midnight.

    Low: 44 °F

    Increasing
    Clouds

  • Friday

    Friday: Rain. Patchy fog between noon and 2pm. High near 55. South wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 55 °F

    Rain and
    Patchy Fog

  • Friday Night

    Friday Night: Rain likely, mainly after 2am. Patchy fog before 8pm. Otherwise, mostly cloudy, with a low around 45. Breezy, with a south wind 11 to 20 mph becoming west after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Rain Likely
    and Patchy
    Fog

  • Saturday

    Saturday: A chance of rain, mainly before 8am. Mostly sunny, with a high near 45. Breezy, with a northwest wind 20 to 22 mph, with gusts as high as 37 mph. Chance of precipitation is 30%.

    High: 45 °F

    Breezy.
    Chance Rain
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 34. West wind 9 to 15 mph, with gusts as high as 26 mph.

    Low: 34 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 48.

    High: 48 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 48. Northwest wind around 15 mph, with gusts as high as 28 mph.
Thursday
Sunny, with a high near 55. Northwest wind 13 to 17 mph, with gusts as high as 30 mph.
Thursday Night
Increasing clouds, with a low around 44. Northwest wind around 6 mph becoming calm after midnight.
Friday
Rain. Patchy fog between noon and 2pm. High near 55. South wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Rain likely, mainly after 2am. Patchy fog before 8pm. Otherwise, mostly cloudy, with a low around 45. Breezy, with a south wind 11 to 20 mph becoming west after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
A chance of rain, mainly before 8am. Mostly sunny, with a high near 45. Breezy, with a northwest wind 20 to 22 mph, with gusts as high as 37 mph. Chance of precipitation is 30%.
Saturday Night
Mostly clear, with a low around 34. West wind 9 to 15 mph, with gusts as high as 26 mph.
Sunday
Sunny, with a high near 48.
Sunday Night
Mostly clear, with a low around 40.
Monday
Sunny, with a high near 55.
Monday Night
Partly cloudy, with a low around 45.
Tuesday
Mostly sunny, with a high near 59.
Tuesday Night
Mostly clear, with a low around 43.
Wednesday
Sunny, with a high near 57.
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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:
10:02 pm EDT Oct 14, 2026
Forecast Valid:
12am EDT Oct 15, 2026-6pm EDT Oct 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation