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

50°F

10°C

Humidity 89%
Wind Speed Calm
Barometer 30.58 in (1035.4 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 23 Sep 8:51 pm EDT
Extended Forecast for

Portland ME

  • Tonight

    Tonight: Mostly clear, with a low around 47. North wind around 5 mph.

    Low: 47 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 61. North wind around 10 mph becoming east in the afternoon. Winds could gust as high as 20 mph.

    High: 61 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 52. Light east wind becoming north 5 to 10 mph after midnight.

    Low: 52 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 63. Northeast wind around 15 mph, with gusts as high as 30 mph.

    High: 63 °F

    Partly Sunny

  • Friday Night

    Friday Night: Rain likely, mainly after 5am. Cloudy, with a low around 55. Breezy, with a north wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

    Low: 55 °F

    Rain Likely
    and Breezy

  • Saturday

    Saturday: Rain likely. Mostly cloudy, with a high near 60. Breezy. Chance of precipitation is 70%.

    High: 60 °F

    Rain Likely
    and Breezy

  • Saturday Night

    Saturday Night: Rain. Low around 53. Breezy. Chance of precipitation is 80%.

    Low: 53 °F

    Rain and
    Breezy

  • Sunday

    Sunday: Rain. High near 61. Breezy. Chance of precipitation is 80%.

    High: 61 °F

    Rain and
    Breezy

  • Sunday Night

    Sunday Night: Rain. Low around 52. Chance of precipitation is 80%.

    Low: 52 °F

    Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 47. North wind around 5 mph.
Thursday
Sunny, with a high near 61. North wind around 10 mph becoming east in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 52. Light east wind becoming north 5 to 10 mph after midnight.
Friday
Partly sunny, with a high near 63. Northeast wind around 15 mph, with gusts as high as 30 mph.
Friday Night
Rain likely, mainly after 5am. Cloudy, with a low around 55. Breezy, with a north wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Saturday
Rain likely. Mostly cloudy, with a high near 60. Breezy. Chance of precipitation is 70%.
Saturday Night
Rain. Low around 53. Breezy. Chance of precipitation is 80%.
Sunday
Rain. High near 61. Breezy. Chance of precipitation is 80%.
Sunday Night
Rain. Low around 52. Chance of precipitation is 80%.
Monday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 61. Chance of precipitation is 60%.
Monday Night
Mostly cloudy, with a low around 52.
Tuesday
Mostly sunny, with a high near 65.
Tuesday Night
Partly cloudy, with a low around 52.
Wednesday
Mostly sunny, with a high near 66.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Portland ME
 43.66°N 70.27°W (Elev. 7 ft)
Last Update:
6:28 pm EDT Sep 23, 2026
Forecast Valid:
9pm EDT Sep 23, 2026-6pm EDT Sep 30, 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