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

43°F

6°C

Humidity 97%
Wind Speed Vrbl 6 mph
Barometer 29.94 in (1013.9 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 16 Apr 12:56 pm EDT
Extended Forecast for

Castine ME

  • This Afternoon

    This Afternoon: A chance of rain, mainly after 4pm. Patchy fog before 4pm. Otherwise, mostly cloudy, with a high near 48. Southeast wind around 6 mph. Chance of precipitation is 30%.

    High: 48 °F

    Chance Rain
    and Patchy
    Fog

  • Tonight

    Tonight: Rain, mainly before 1am. Patchy fog. Low around 43. Light and variable wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 43 °F

    Rain and
    Patchy Fog

  • Friday

    Friday: A chance of rain, mainly between 8am and 3pm. Areas of fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 57. North wind 5 to 7 mph. Chance of precipitation is 30%.

    High: 57 °F

    Chance Rain
    and Areas Fog

  • Friday Night

    Friday Night: Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 44. Northeast wind 3 to 5 mph.

    Low: 44 °F

    Patchy Fog

  • Saturday

    Saturday: Areas of fog before 8am. Otherwise, partly sunny, with a high near 50. Southeast wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 50 °F

    Areas Fog
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: A chance of rain, mainly after 2am. Patchy fog after 9pm. Otherwise, cloudy, with a low around 41. Southeast wind around 7 mph. Chance of precipitation is 30%.

    Low: 41 °F

    Chance Rain
    and Patchy
    Fog

  • Sunday

    Sunday: Rain, mainly after 9am. High near 45. South wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 80%.

    High: 45 °F

    Rain

  • Sunday Night

    Sunday Night: Rain before 5am, then a chance of rain and snow. Low around 35. Chance of precipitation is 80%.

    Low: 35 °F

    Rain then
    Chance
    Rain/Snow

  • Monday

    Monday: A chance of rain and snow before 2pm, then a slight chance of rain. Partly sunny, with a high near 42. Chance of precipitation is 30%.

    High: 42 °F

    Chance
    Rain/Snow

Detailed Forecast

This Afternoon
A chance of rain, mainly after 4pm. Patchy fog before 4pm. Otherwise, mostly cloudy, with a high near 48. Southeast wind around 6 mph. Chance of precipitation is 30%.
Tonight
Rain, mainly before 1am. Patchy fog. Low around 43. Light and variable wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
A chance of rain, mainly between 8am and 3pm. Areas of fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 57. North wind 5 to 7 mph. Chance of precipitation is 30%.
Friday Night
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 44. Northeast wind 3 to 5 mph.
Saturday
Areas of fog before 8am. Otherwise, partly sunny, with a high near 50. Southeast wind 6 to 10 mph, with gusts as high as 20 mph.
Saturday Night
A chance of rain, mainly after 2am. Patchy fog after 9pm. Otherwise, cloudy, with a low around 41. Southeast wind around 7 mph. Chance of precipitation is 30%.
Sunday
Rain, mainly after 9am. High near 45. South wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 80%.
Sunday Night
Rain before 5am, then a chance of rain and snow. Low around 35. Chance of precipitation is 80%.
Monday
A chance of rain and snow before 2pm, then a slight chance of rain. Partly sunny, with a high near 42. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Sunny, with a high near 42.
Tuesday Night
A chance of rain. Partly cloudy, with a low around 36. Chance of precipitation is 30%.
Wednesday
A chance of rain. Partly sunny, with a high near 46. 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:
12:34 pm EDT Apr 16, 2026
Forecast Valid:
1pm EDT Apr 16, 2026-6pm EDT Apr 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation