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.

Fair

36°F

2°C

Humidity 44%
Wind Speed Calm
Barometer 30.02 in (1016.7 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 13 Mar 11:51 am EDT
Extended Forecast for

Portland ME

  • This Afternoon

    This Afternoon: Increasing clouds, with a high near 39. Southwest wind 5 to 10 mph.

    High: 39 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A chance of snow before 1am, then rain and snow. Low around 33. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    Low: 33 °F

    Chance Snow
    then
    Rain/Snow

  • Saturday

    Saturday: A chance of rain between 11am and 2pm, then a slight chance of showers after 2pm. Partly sunny, with a high near 44. 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: 44 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 26. West wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 26 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 39. Northwest wind around 5 mph becoming southeast in the afternoon.

    High: 39 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of rain after 5am. Cloudy, with a low around 33.

    Low: 33 °F

    Cloudy then
    Chance Rain

  • Monday

    Monday: Rain, mainly after 8am. High near 52. Chance of precipitation is 100%.

    High: 52 °F

    Rain

  • Monday Night

    Monday Night: Rain. Low around 42. Windy. Chance of precipitation is 100%.

    Low: 42 °F

    Rain and
    Windy

  • Tuesday

    Tuesday: Rain likely, mainly before 9am. Partly sunny, with a high near 49. Chance of precipitation is 60%.

    High: 49 °F

    Rain Likely

Detailed Forecast

This Afternoon
Increasing clouds, with a high near 39. Southwest wind 5 to 10 mph.
Tonight
A chance of snow before 1am, then rain and snow. Low around 33. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Saturday
A chance of rain between 11am and 2pm, then a slight chance of showers after 2pm. Partly sunny, with a high near 44. 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.
Saturday Night
Mostly clear, with a low around 26. West wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday
Partly sunny, with a high near 39. Northwest wind around 5 mph becoming southeast in the afternoon.
Sunday Night
A 30 percent chance of rain after 5am. Cloudy, with a low around 33.
Monday
Rain, mainly after 8am. High near 52. Chance of precipitation is 100%.
Monday Night
Rain. Low around 42. Windy. Chance of precipitation is 100%.
Tuesday
Rain likely, mainly before 9am. Partly sunny, with a high near 49. Chance of precipitation is 60%.
Tuesday Night
Mostly clear, with a low around 21.
Wednesday
Sunny, with a high near 34.
Wednesday Night
Partly cloudy, with a low around 24.
Thursday
Mostly cloudy, with a high near 39.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Portland ME
 43.66°N 70.27°W (Elev. 7 ft)
Last Update:
6:46 am EDT Mar 13, 2026
Forecast Valid:
12pm EDT Mar 13, 2026-6pm EDT Mar 19, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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