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

41°F

5°C

Humidity 86%
Wind Speed N 5 mph
Barometer 29.85 in (1011.1 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 22 Nov 9:51 am EST
Extended Forecast for

Portland ME

  • Today

    Today: Cloudy early, then clearing, with a high near 46. Northwest wind 5 to 10 mph.

    High: 46 °F

    Clearing

  • Tonight

    Tonight: Mostly clear, with a low around 29. Northwest wind around 5 mph becoming calm after midnight. Winds could gust as high as 20 mph.

    Low: 29 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 42. Light and variable wind becoming southwest 5 to 10 mph in the morning.

    High: 42 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 32. West wind around 5 mph becoming northwest after midnight.

    Low: 32 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 45. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 45 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 45.

    High: 45 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after 9pm. Cloudy, with a low around 40. Chance of precipitation is 70%.

    Low: 40 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely, mainly before 8am. Mostly cloudy, with a high near 52. Chance of precipitation is 60%.

    High: 52 °F

    Showers
    Likely

Detailed Forecast

Today
Cloudy early, then clearing, with a high near 46. Northwest wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 29. Northwest wind around 5 mph becoming calm after midnight. Winds could gust as high as 20 mph.
Sunday
Increasing clouds, with a high near 42. Light and variable wind becoming southwest 5 to 10 mph in the morning.
Sunday Night
Mostly cloudy, with a low around 32. West wind around 5 mph becoming northwest after midnight.
Monday
Mostly sunny, with a high near 45. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 30.
Tuesday
Mostly cloudy, with a high near 45.
Tuesday Night
Showers likely, mainly after 9pm. Cloudy, with a low around 40. Chance of precipitation is 70%.
Wednesday
Showers likely, mainly before 8am. Mostly cloudy, with a high near 52. Chance of precipitation is 60%.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 39.
Thanksgiving Day
Partly sunny, with a high near 45.
Thursday Night
Partly cloudy, with a low around 33.
Friday
Mostly sunny, with a high near 41.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Portland ME
 43.66°N 70.27°W (Elev. 7 ft)
Last Update:
6:37 am EST Nov 22, 2025
Forecast Valid:
10am EST Nov 22, 2025-6pm EST Nov 28, 2025
 
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