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.

Overcast

25°F

-4°C

Humidity 48%
Wind Speed SW 7 mph
Barometer 29.92 in (1013.3 mb)
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Wind Chill17°F (-8°C)
Last update 9 Dec 10:51 pm EST
Extended Forecast for

Portland ME

  • Tonight

    Tonight: A 40 percent chance of snow, mainly before 3am. Cloudy, with a low around 21. Southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 21 °F

    Chance Snow

  • Wednesday

    Wednesday: A chance of snow before 11am, then rain. High near 38. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 38 °F

    Chance
    Rain/Snow
    then Rain

  • Wednesday Night

    Wednesday Night: Rain, mainly before 7pm. Low around 32. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 32 °F

    Rain then
    Chance Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 36. West wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 36 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 19. West wind around 15 mph, with gusts as high as 25 mph.

    Low: 19 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 30.

    High: 30 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 34.

    High: 34 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 40 percent chance of snow, mainly before 3am. Cloudy, with a low around 21. Southwest wind around 10 mph, with gusts as high as 20 mph.
Wednesday
A chance of snow before 11am, then rain. High near 38. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday Night
Rain, mainly before 7pm. Low around 32. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Mostly sunny, with a high near 36. West wind 10 to 15 mph, with gusts as high as 30 mph.
Thursday Night
Partly cloudy, with a low around 19. West wind around 15 mph, with gusts as high as 25 mph.
Friday
Sunny, with a high near 30.
Friday Night
Partly cloudy, with a low around 20.
Saturday
Partly sunny, with a high near 34.
Saturday Night
Mostly cloudy, with a low around 24.
Sunday
A 40 percent chance of snow. Partly sunny, with a high near 32.
Sunday Night
Partly cloudy, with a low around 12.
Monday
Mostly sunny, with a high near 23.
Monday Night
Mostly cloudy, with a low around 13.
Tuesday
Mostly sunny, with a high near 28.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Portland ME
 43.66°N 70.27°W (Elev. 7 ft)
Last Update:
1:16 pm EST Dec 9, 2025
Forecast Valid:
10pm EST Dec 9, 2025-6pm EST Dec 16, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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