National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Bar Harbor, Hancock County-Bar Harbor Airport (KBHB)

Lat: 44.45°NLon: 68.37°WElev: 82ft.

Fair

60°F

16°C

Humidity 42%
Wind Speed SW 6 mph
Barometer 30.26 in (1024.7 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 20 Sep 5:56 pm EDT
Extended Forecast for

Calais ME

Frost Advisory September 21, 12:00am until September 21, 08:00am
Click here for hazard details and duration
Frost Advisory

  • Tonight

    Tonight: Patchy frost after 1am. Otherwise, clear, with a low around 34. Northwest wind around 5 mph becoming calm in the evening.

    Low: 34 °F

    Clear then
    Patchy Frost

  • Sunday

    Sunday: Areas of frost before 8am. Otherwise, sunny, with a high near 68. Calm wind becoming south around 6 mph in the afternoon.

    High: 68 °F

    Areas Frost
    then Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 43. Light southwest wind.

    Low: 43 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 71. Calm wind becoming southwest around 6 mph in the morning.

    High: 71 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 49. South wind around 5 mph becoming calm in the evening.

    Low: 49 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers after 10am. Partly sunny, with a high near 73. Southwest wind 3 to 6 mph. Chance of precipitation is 20%.

    High: 73 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers. Mostly cloudy, with a low around 52. Calm wind. Chance of precipitation is 50%.

    Low: 52 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers. Partly sunny, with a high near 68. Chance of precipitation is 50%.

    High: 68 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers. Mostly cloudy, with a low around 46. Chance of precipitation is 40%.

    Low: 46 °F

    Chance
    Showers

Detailed Forecast

Tonight
Patchy frost after 1am. Otherwise, clear, with a low around 34. Northwest wind around 5 mph becoming calm in the evening.
Sunday
Areas of frost before 8am. Otherwise, sunny, with a high near 68. Calm wind becoming south around 6 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 43. Light southwest wind.
Monday
Sunny, with a high near 71. Calm wind becoming southwest around 6 mph in the morning.
Monday Night
Partly cloudy, with a low around 49. South wind around 5 mph becoming calm in the evening.
Tuesday
A slight chance of showers after 10am. Partly sunny, with a high near 73. Southwest wind 3 to 6 mph. Chance of precipitation is 20%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 52. Calm wind. Chance of precipitation is 50%.
Wednesday
A chance of showers. Partly sunny, with a high near 68. Chance of precipitation is 50%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 46. Chance of precipitation is 40%.
Thursday
A slight chance of showers. Mostly sunny, with a high near 69. Chance of precipitation is 20%.
Thursday Night
A slight chance of showers. Partly cloudy, with a low around 46. Chance of precipitation is 20%.
Friday
A slight chance of showers. Mostly sunny, with a high near 71. Chance of precipitation is 20%.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 49. Chance of precipitation is 20%.
Saturday
A chance of showers. Partly sunny, with a high near 72. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Calais ME
 45.14°N 67.2°W (Elev. 200 ft)
Last Update:
1:43 pm EDT Sep 20, 2025
Forecast Valid:
6pm EDT Sep 20, 2025-6pm EDT Sep 27, 2025
 
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