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

40°F

4°C

Humidity 63%
Wind Speed S 13 G 23 mph
Barometer 30.35 in (1027.9 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 29 Mar 5:51 pm EDT
Extended Forecast for

Portland ME

  • Tonight

    Tonight: Increasing clouds, with a low around 35. Southwest wind 5 to 10 mph.

    Low: 35 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly cloudy, with a high near 57. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 57 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 41. West wind 5 to 10 mph.

    Low: 41 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Rain likely, mainly after 2pm. Mostly cloudy, with a high near 46. East wind 5 to 10 mph. Chance of precipitation is 60%.

    High: 46 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain likely. Patchy fog after 11pm. Otherwise, cloudy, with a low around 38. East wind 5 to 10 mph becoming south after midnight. Chance of precipitation is 60%.

    Low: 38 °F

    Rain Likely
    and Patchy
    Fog

  • Wednesday

    Wednesday: Rain likely before 11am, then showers likely, mainly between 11am and 2pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 58. Chance of precipitation is 60%.

    High: 58 °F

    Rain Likely
    and Patchy
    Fog

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 34.

    Low: 34 °F

    Chance Rain

  • Thursday

    Thursday: A 40 percent chance of rain. Mostly cloudy, with a high near 39.

    High: 39 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Rain and snow likely, mainly after 1am. Cloudy, with a low around 32. Chance of precipitation is 60%.

    Low: 32 °F

    Rain/Snow
    Likely

Detailed Forecast

Tonight
Increasing clouds, with a low around 35. Southwest wind 5 to 10 mph.
Monday
Mostly cloudy, with a high near 57. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly cloudy, with a low around 41. West wind 5 to 10 mph.
Tuesday
Rain likely, mainly after 2pm. Mostly cloudy, with a high near 46. East wind 5 to 10 mph. Chance of precipitation is 60%.
Tuesday Night
Rain likely. Patchy fog after 11pm. Otherwise, cloudy, with a low around 38. East wind 5 to 10 mph becoming south after midnight. Chance of precipitation is 60%.
Wednesday
Rain likely before 11am, then showers likely, mainly between 11am and 2pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 58. Chance of precipitation is 60%.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 34.
Thursday
A 40 percent chance of rain. Mostly cloudy, with a high near 39.
Thursday Night
Rain and snow likely, mainly after 1am. Cloudy, with a low around 32. Chance of precipitation is 60%.
Friday
Rain and snow likely, becoming all rain after 11am. Cloudy, with a high near 38. Chance of precipitation is 70%.
Friday Night
A 50 percent chance of rain. Cloudy, with a low around 33.
Saturday
A 30 percent chance of rain. Mostly cloudy, with a high near 41.
Saturday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 35.
Sunday
A 50 percent chance of rain. Cloudy, with a high near 49.
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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:
2:31 pm EDT Mar 29, 2026
Forecast Valid:
6pm EDT Mar 29, 2026-6pm EDT Apr 5, 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