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.

A Few Clouds

44°F

7°C

Humidity 43%
Wind Speed SW 7 mph
Barometer 29.61 in (1002.9 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 15 Nov 1:52 pm EST
Extended Forecast for

Portland ME

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 43. West wind around 10 mph.

    High: 43 °F

    Mostly Sunny

  • Tonight

    Tonight: Rain and snow, becoming all rain after 1am. Low around 36. Southwest wind 5 to 10 mph becoming south after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 36 °F

    Rain/Snow

  • Sunday

    Sunday: Scattered showers, mainly between 8am and 2pm. Cloudy through mid morning, then becoming mostly sunny, with a high near 49. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 49 °F

    Scattered
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 33. West wind around 15 mph, with gusts as high as 25 mph.

    Low: 33 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 41. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 41 °F

    Partly Sunny
    and Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 42.

    High: 42 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 43.

    High: 43 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 43. West wind around 10 mph.
Tonight
Rain and snow, becoming all rain after 1am. Low around 36. Southwest wind 5 to 10 mph becoming south after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Sunday
Scattered showers, mainly between 8am and 2pm. Cloudy through mid morning, then becoming mostly sunny, with a high near 49. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Mostly cloudy, with a low around 33. West wind around 15 mph, with gusts as high as 25 mph.
Monday
Partly sunny, with a high near 41. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.
Monday Night
Partly cloudy, with a low around 32.
Tuesday
Sunny, with a high near 42.
Tuesday Night
Mostly clear, with a low around 31.
Wednesday
Sunny, with a high near 43.
Wednesday Night
Partly cloudy, with a low around 29.
Thursday
Mostly sunny, with a high near 42.
Thursday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 33.
Friday
A 50 percent chance of rain. Mostly cloudy, with a high near 48.
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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:
12:55 pm EST Nov 15, 2025
Forecast Valid:
2pm EST Nov 15, 2025-6pm EST Nov 21, 2025
 
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Additional Resources

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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