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

-1°F

-18°C

Humidity 82%
Wind Speed W 5 mph
Barometer 30.20 in (1022.7 mb)
Dewpoint -5°F (-21°C)
Visibility 10.00 mi
Wind Chill-12°F (-24°C)
Last update 9 Dec 4:51 am EST
Extended Forecast for

Portland ME

  • Today

    Today: Increasing clouds, with a high near 28. Wind chill values as low as zero. Northwest wind around 5 mph becoming southwest in the afternoon.

    High: 28 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A chance of snow between 10pm and 3am. Mostly cloudy, with a low around 21. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    Low: 21 °F

    Chance Snow

  • Wednesday

    Wednesday: A slight chance of snow before 10am, then rain. High near 42. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 42 °F

    Chance
    Rain/Snow
    then Rain

  • Wednesday Night

    Wednesday Night: Rain before 1am, then isolated showers between 1am and 2am. Low around 31. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    Low: 31 °F

    Rain then
    Chance Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 37. West wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 37 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 29.

    High: 29 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 33.

    High: 33 °F

    Partly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 28. Wind chill values as low as zero. Northwest wind around 5 mph becoming southwest in the afternoon.
Tonight
A chance of snow between 10pm and 3am. Mostly cloudy, with a low around 21. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Wednesday
A slight chance of snow before 10am, then rain. High near 42. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Wednesday Night
Rain before 1am, then isolated showers between 1am and 2am. Low around 31. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Thursday
Mostly sunny, with a high near 37. West wind 10 to 15 mph, with gusts as high as 30 mph.
Thursday Night
Partly cloudy, with a low around 19.
Friday
Sunny, with a high near 29.
Friday Night
Partly cloudy, with a low around 19.
Saturday
Partly sunny, with a high near 33.
Saturday Night
Mostly cloudy, with a low around 23.
Sunday
Partly sunny, with a high near 30.
Sunday Night
Partly cloudy, with a low around 14.
Monday
Mostly sunny, with a high near 24.
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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:
12:39 am EST Dec 9, 2025
Forecast Valid:
4am EST Dec 9, 2025-6pm EST Dec 15, 2025
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation