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

47°F

8°C

Humidity 71%
Wind Speed E 5 mph
Barometer 29.96 in (1014.5 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 11 Apr 1:51 am EDT
Extended Forecast for

Portland ME

  • Overnight

    Overnight: Scattered showers, mainly before 5am. Cloudy, with a low around 44. West wind around 5 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Scattered
    Showers

  • Saturday

    Saturday: Sunny, with a high near 51. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 51 °F

    Sunny then
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 35. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 35 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 50. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 50 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Showers, mainly after 9pm. Low around 40. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    Low: 40 °F

    Chance
    Showers then
    Showers

  • Monday

    Monday: Showers likely, mainly before 8am. Cloudy, with a high near 59. Chance of precipitation is 60%.

    High: 59 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers after 9pm. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance
    Showers

Detailed Forecast

Overnight
Scattered showers, mainly before 5am. Cloudy, with a low around 44. West wind around 5 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Sunny, with a high near 51. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 35 mph.
Saturday Night
Mostly clear, with a low around 35. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday
Increasing clouds, with a high near 50. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Sunday Night
Showers, mainly after 9pm. Low around 40. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Monday
Showers likely, mainly before 8am. Cloudy, with a high near 59. Chance of precipitation is 60%.
Monday Night
Mostly cloudy, with a low around 52.
Tuesday
Partly sunny, with a high near 62.
Tuesday Night
A 50 percent chance of showers after 9pm. Mostly cloudy, with a low around 47.
Wednesday
A chance of showers before 11am, then a chance of showers after noon. Mostly cloudy, with a high near 60. Chance of precipitation is 30%.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 50.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 65.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 49.
Friday
Partly sunny, with a high near 59.
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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:
2:29 am EDT Apr 11, 2026
Forecast Valid:
2am EDT Apr 11, 2026-6pm EDT Apr 17, 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