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.

Mostly Cloudy

69°F

21°C

Humidity 81%
Wind Speed S 9 mph
Barometer 30.00 in (1015.9 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 26 Jun 5:51 pm EDT
Extended Forecast for

Portland ME

  • Tonight

    Tonight: A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 9pm. Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 57. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 57 °F

    Chance
    T-storms and
    Patchy Fog
    then Areas
    Fog

  • Saturday

    Saturday: Areas of fog before 9am. Otherwise, partly sunny, with a high near 71. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 71 °F

    Areas Fog
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Patchy fog. Otherwise, increasing clouds, with a low around 57. Calm wind.

    Low: 57 °F

    Patchy Fog

  • Sunday

    Sunday: Mostly sunny, with a high near 72. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 72 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 59. Calm wind.

    Low: 59 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 63.

    Low: 63 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 9pm. Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 57. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Saturday
Areas of fog before 9am. Otherwise, partly sunny, with a high near 71. Calm wind becoming southeast around 5 mph in the afternoon.
Saturday Night
Patchy fog. Otherwise, increasing clouds, with a low around 57. Calm wind.
Sunday
Mostly sunny, with a high near 72. Calm wind becoming southeast around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 59. Calm wind.
Monday
Mostly sunny, with a high near 73.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
Mostly sunny, with a high near 81.
Tuesday Night
A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 63.
Wednesday
A 30 percent chance of showers before 7am. Partly sunny, with a high near 84.
Wednesday Night
Partly cloudy, with a low around 66.
Thursday
Mostly sunny, with a high near 81.
Thursday Night
Partly cloudy, with a low around 68.
Friday
A 30 percent chance of showers. Mostly sunny, with a high near 82.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Portland ME
 43.66°N 70.27°W (Elev. 7 ft)
Last Update:
2:26 pm EDT Jun 26, 2026
Forecast Valid:
6pm EDT Jun 26, 2026-6pm EDT Jul 3, 2026
 
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