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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Castine ME

  • Overnight

    Overnight: Mostly cloudy, with a low around 20. Light north wind.

    Low: 20 °F

    Mostly Cloudy

  • Washington's Birthday

    Washington's Birthday: Partly sunny, with a high near 33. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 33 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 26. Light southeast wind.

    Low: 26 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 36. South wind 6 to 8 mph.

    High: 36 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 28. Southwest wind around 7 mph becoming west after midnight.

    Low: 28 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain showers after 4pm, mixing with snow after 5pm. Partly sunny, with a high near 37. Northwest wind 6 to 8 mph. Chance of precipitation is 20%.

    High: 37 °F

    Mostly Sunny
    then Slight
    Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A chance of snow. Mostly cloudy, with a low around 22. North wind 6 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.

    Low: 22 °F

    Chance Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 20. Light north wind.
Washington's Birthday
Partly sunny, with a high near 33. Calm wind becoming southeast around 5 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 26. Light southeast wind.
Tuesday
Mostly cloudy, with a high near 36. South wind 6 to 8 mph.
Tuesday Night
Mostly cloudy, with a low around 28. Southwest wind around 7 mph becoming west after midnight.
Wednesday
A slight chance of rain showers after 4pm, mixing with snow after 5pm. Partly sunny, with a high near 37. Northwest wind 6 to 8 mph. Chance of precipitation is 20%.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 22. North wind 6 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Thursday
Mostly sunny, with a high near 35.
Thursday Night
Partly cloudy, with a low around 23.
Friday
A slight chance of snow after 3pm. Mostly sunny, with a high near 34. Chance of precipitation is 20%.
Friday Night
A chance of snow. Mostly cloudy, with a low around 26. Chance of precipitation is 50%.
Saturday
A chance of snow. Mostly cloudy, with a high near 33. Chance of precipitation is 40%.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 24. Chance of precipitation is 30%.
Sunday
A slight chance of snow. Mostly cloudy, with a high near 33. Chance of precipitation is 20%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Castine ME
 44.38°N 68.8°W (Elev. 0 ft)
Last Update:
6:55 pm EST Feb 15, 2026
Forecast Valid:
12am EST Feb 16, 2026-6pm EST Feb 22, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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