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

Portland, Portland International Jetport (KPWM)

Lat: 43.64°NLon: 70.3°WElev: 72ft.

Fair

62°F

17°C

Humidity 73%
Wind Speed W 13 mph
Barometer 29.48 in (998.3 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 20 Jun 2:51 am EDT
Extended Forecast for

Cumberland Mills ME

  • Overnight

    Overnight: Partly cloudy, with a low around 56. West wind around 15 mph, with gusts as high as 20 mph.

    Low: 56 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 75. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 75 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 56. Northwest wind around 5 mph becoming calm.

    Low: 56 °F

    Partly Cloudy

  • Sunday

    Sunday: Showers likely, with thunderstorms also possible after 5pm. Partly sunny, with a high near 78. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%.

    High: 78 °F

    Partly Sunny
    then Showers
    Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 55. Calm wind.

    Low: 55 °F

    Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: A 40 percent chance of showers after 2pm. Partly sunny, with a high near 77.

    High: 77 °F

    Partly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: Showers. Low around 54. Chance of precipitation is 90%.

    Low: 54 °F

    Showers

  • Tuesday

    Tuesday: Showers likely, mainly before 7am. Partly sunny, with a high near 82. Chance of precipitation is 60%.

    High: 82 °F

    Showers
    Likely then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 56. West wind around 15 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny, with a high near 75. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Saturday Night
Partly cloudy, with a low around 56. Northwest wind around 5 mph becoming calm.
Sunday
Showers likely, with thunderstorms also possible after 5pm. Partly sunny, with a high near 78. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%.
Sunday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 55. Calm wind.
Monday
A 40 percent chance of showers after 2pm. Partly sunny, with a high near 77.
Monday Night
Showers. Low around 54. Chance of precipitation is 90%.
Tuesday
Showers likely, mainly before 7am. Partly sunny, with a high near 82. Chance of precipitation is 60%.
Tuesday Night
Mostly clear, with a low around 58.
Wednesday
Sunny, with a high near 86.
Wednesday Night
Partly cloudy, with a low around 58.
Thursday
Mostly sunny, with a high near 80.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 56.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cumberland Mills ME
 43.68°N 70.38°W (Elev. 98 ft)
Last Update:
2:47 am EDT Jun 20, 2026
Forecast Valid:
3am EDT Jun 20, 2026-6pm EDT Jun 26, 2026
 
Forecast Discussion
 
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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