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

46°F

8°C

Humidity 79%
Wind Speed Vrbl 3 mph
Barometer 30.56 in (1034.9 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 23 Sep 5:51 am EDT
Extended Forecast for

Portland ME

  • Today

    Today: Sunny, with a high near 59. North wind around 10 mph becoming east in the afternoon. Winds could gust as high as 20 mph.

    High: 59 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 44. Calm wind becoming north around 5 mph after midnight.

    Low: 44 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 61. East wind 5 to 10 mph.

    High: 61 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 50. Light east wind becoming north 5 to 10 mph after midnight.

    Low: 50 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 64. North wind around 15 mph, with gusts as high as 30 mph.

    High: 64 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 40 percent chance of rain after 9pm. Cloudy, with a low around 53.

    Low: 53 °F

    Chance Rain

  • Saturday

    Saturday: Rain likely, mainly between 11am and noon. Mostly cloudy, with a high near 61. Breezy. Chance of precipitation is 60%.

    High: 61 °F

    Rain Likely
    and Breezy

  • Saturday Night

    Saturday Night: Showers likely. Mostly cloudy, with a low around 52. Breezy. Chance of precipitation is 60%.

    Low: 52 °F

    Showers
    Likely and
    Breezy

  • Sunday

    Sunday: Showers likely. Mostly cloudy, with a high near 63. Breezy. Chance of precipitation is 70%.

    High: 63 °F

    Showers
    Likely and
    Breezy

Detailed Forecast

Today
Sunny, with a high near 59. North wind around 10 mph becoming east in the afternoon. Winds could gust as high as 20 mph.
Tonight
Mostly clear, with a low around 44. Calm wind becoming north around 5 mph after midnight.
Thursday
Sunny, with a high near 61. East wind 5 to 10 mph.
Thursday Night
Mostly cloudy, with a low around 50. Light east wind becoming north 5 to 10 mph after midnight.
Friday
Mostly cloudy, with a high near 64. North wind around 15 mph, with gusts as high as 30 mph.
Friday Night
A 40 percent chance of rain after 9pm. Cloudy, with a low around 53.
Saturday
Rain likely, mainly between 11am and noon. Mostly cloudy, with a high near 61. Breezy. Chance of precipitation is 60%.
Saturday Night
Showers likely. Mostly cloudy, with a low around 52. Breezy. Chance of precipitation is 60%.
Sunday
Showers likely. Mostly cloudy, with a high near 63. Breezy. Chance of precipitation is 70%.
Sunday Night
Showers likely. Mostly cloudy, with a low around 50. Chance of precipitation is 70%.
Monday
A 50 percent chance of showers. Partly sunny, with a high near 62.
Monday Night
Mostly cloudy, with a low around 51.
Tuesday
Mostly sunny, with a high near 66.
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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:
5:28 am EDT Sep 23, 2026
Forecast Valid:
6am EDT Sep 23, 2026-6pm EDT Sep 29, 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