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.

Partly Cloudy

71°F

22°C

Humidity 66%
Wind Speed Calm
Barometer 29.96 in (1014.6 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 23 Sep 10:51 am EDT
Extended Forecast for

Portland ME

  • Today

    Today: Scattered showers, mainly after 3pm. Partly sunny, with a high near 72. Southwest wind around 5 mph becoming southeast in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 72 °F

    Scattered
    Showers

  • Tonight

    Tonight: Showers and thunderstorms likely before 11pm, then scattered showers. Cloudy, with a low around 59. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 59 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Scattered showers. Mostly cloudy, with a high near 64. East wind 10 to 15 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 57. East wind around 5 mph.

    Low: 57 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers likely. Mostly cloudy, with a high near 64. East wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 64 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely. Cloudy, with a low around 61. Chance of precipitation is 70%.

    Low: 61 °F

    Showers
    Likely

  • Friday

    Friday: A 50 percent chance of showers. Partly sunny, with a high near 72.

    High: 72 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

Detailed Forecast

Today
Scattered showers, mainly after 3pm. Partly sunny, with a high near 72. Southwest wind around 5 mph becoming southeast in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Showers and thunderstorms likely before 11pm, then scattered showers. Cloudy, with a low around 59. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Scattered showers. Mostly cloudy, with a high near 64. East wind 10 to 15 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 57. East wind around 5 mph.
Thursday
Showers likely. Mostly cloudy, with a high near 64. East wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Thursday Night
Showers likely. Cloudy, with a low around 61. Chance of precipitation is 70%.
Friday
A 50 percent chance of showers. Partly sunny, with a high near 72.
Friday Night
Mostly cloudy, with a low around 58.
Saturday
Mostly sunny, with a high near 68.
Saturday Night
Partly cloudy, with a low around 59.
Sunday
Mostly sunny, with a high near 70.
Sunday Night
Mostly clear, with a low around 54.
Monday
Sunny, with a high near 68.
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:
6:21 am EDT Sep 23, 2025
Forecast Valid:
11am EDT Sep 23, 2025-6pm EDT Sep 29, 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