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

39°F

4°C

Humidity 96%
Wind Speed S 6 mph
Barometer 29.22 in (989.6 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 15 Jan 11:56 pm EST
Extended Forecast for

Castine ME

  • Overnight

    Overnight: Mostly cloudy, with a low around 23. West wind 11 to 14 mph, with gusts as high as 24 mph.

    Low: 23 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 24. Breezy, with a west wind 18 to 23 mph, with gusts as high as 36 mph.

    High: 24 °F

    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: Increasing clouds, with a low around 21. West wind 9 to 14 mph becoming light and variable after midnight. Winds could gust as high as 25 mph.

    Low: 21 °F

    Increasing
    Clouds

  • Saturday

    Saturday: A chance of snow before noon, then rain likely, possibly mixed with snow. Mostly cloudy, with a high near 34. Southwest wind 3 to 8 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 34 °F

    Chance Snow
    then
    Rain/Snow
    Likely

  • Saturday Night

    Saturday Night: Rain and snow likely before 9pm, then a chance of rain between 9pm and 3am, then a slight chance of snow after 3am. Cloudy, with a low around 29. West wind around 8 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Rain/Snow
    Likely

  • Sunday

    Sunday: A slight chance of snow before 11am, then a slight chance of rain between 11am and 2pm, then a slight chance of snow after 2pm. Mostly cloudy, with a high near 36. Southwest wind 7 to 10 mph. Chance of precipitation is 20%.

    High: 36 °F

    Slight Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: A chance of snow. Mostly cloudy, with a low around 26. West wind 6 to 9 mph becoming north in the evening. Chance of precipitation is 30%.

    Low: 26 °F

    Chance Snow

  • M.L.King Day

    M.L.King Day: A slight chance of snow before 7am, then a slight chance of snow showers between 7am and 9am. Partly sunny, with a high near 31. Chance of precipitation is 20%.

    High: 31 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 17.

    Low: 17 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 23. West wind 11 to 14 mph, with gusts as high as 24 mph.
Friday
Mostly sunny, with a high near 24. Breezy, with a west wind 18 to 23 mph, with gusts as high as 36 mph.
Friday Night
Increasing clouds, with a low around 21. West wind 9 to 14 mph becoming light and variable after midnight. Winds could gust as high as 25 mph.
Saturday
A chance of snow before noon, then rain likely, possibly mixed with snow. Mostly cloudy, with a high near 34. Southwest wind 3 to 8 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Saturday Night
Rain and snow likely before 9pm, then a chance of rain between 9pm and 3am, then a slight chance of snow after 3am. Cloudy, with a low around 29. West wind around 8 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Sunday
A slight chance of snow before 11am, then a slight chance of rain between 11am and 2pm, then a slight chance of snow after 2pm. Mostly cloudy, with a high near 36. Southwest wind 7 to 10 mph. Chance of precipitation is 20%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 26. West wind 6 to 9 mph becoming north in the evening. Chance of precipitation is 30%.
M.L.King Day
A slight chance of snow before 7am, then a slight chance of snow showers between 7am and 9am. Partly sunny, with a high near 31. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 17.
Tuesday
Mostly sunny, with a high near 21. Breezy.
Tuesday Night
Partly cloudy, with a low around 8. Breezy.
Wednesday
Mostly sunny, with a high near 20.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 15. Chance of precipitation is 30%.
Thursday
A chance of snow. Partly sunny, with a high near 26. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Castine ME
 44.38°N 68.8°W (Elev. 0 ft)
Last Update:
8:28 pm EST Jan 15, 2026
Forecast Valid:
12am EST Jan 16, 2026-6pm EST Jan 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation