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

Bangor, Bangor International Airport (KBGR)

Lat: 44.8°NLon: 68.82°WElev: 190ft.

A Few Clouds

56°F

13°C

Humidity 53%
Wind Speed N 8 mph
Barometer 29.97 in (1014.9 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 18 Oct 12:53 pm EDT
Extended Forecast for

Alton ME

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 60. North wind around 6 mph.

    High: 60 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 65. Calm wind becoming south 5 to 9 mph in the afternoon.

    High: 65 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 45. Southeast wind around 8 mph.

    Low: 45 °F

    Partly Cloudy

  • Monday

    Monday: Rain likely, mainly after 5pm. Mostly cloudy, with a high near 65. Southeast wind 11 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 65 °F

    Chance Rain
    then Rain
    Likely

  • Monday Night

    Monday Night: Rain likely. Mostly cloudy, with a low around 49. Southeast wind 8 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 49 °F

    Rain Likely

  • Tuesday

    Tuesday: A chance of rain. Partly sunny, with a high near 62. South wind around 7 mph. Chance of precipitation is 50%.

    High: 62 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A chance of rain, mainly after 1am. Mostly cloudy, with a low around 45. Chance of precipitation is 30%.

    Low: 45 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain, mainly after noon. High near 62. Chance of precipitation is 80%.

    High: 62 °F

    Chance Rain
    then Rain

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 60. North wind around 6 mph.
Tonight
Partly cloudy, with a low around 38. Calm wind.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 65. Calm wind becoming south 5 to 9 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 45. Southeast wind around 8 mph.
Monday
Rain likely, mainly after 5pm. Mostly cloudy, with a high near 65. Southeast wind 11 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Rain likely. Mostly cloudy, with a low around 49. Southeast wind 8 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
A chance of rain. Partly sunny, with a high near 62. South wind around 7 mph. Chance of precipitation is 50%.
Tuesday Night
A chance of rain, mainly after 1am. Mostly cloudy, with a low around 45. Chance of precipitation is 30%.
Wednesday
Rain, mainly after noon. High near 62. Chance of precipitation is 80%.
Wednesday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 42. Chance of precipitation is 60%.
Thursday
A chance of rain. Partly sunny, with a high near 57. Chance of precipitation is 30%.
Thursday Night
A slight chance of rain. Partly cloudy, with a low around 38. Chance of precipitation is 20%.
Friday
A slight chance of rain. Partly sunny, with a high near 55. Chance of precipitation is 20%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Alton ME
 45.03°N 68.74°W (Elev. 200 ft)
Last Update:
6:33 am EDT Oct 18, 2025
Forecast Valid:
1pm EDT Oct 18, 2025-6pm EDT Oct 24, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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