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.

Mostly Cloudy

55°F

13°C

Humidity 55%
Wind Speed NW 8 mph
Barometer 29.76 in (1007.6 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill53°F (12°C)
Last update 1 May 12:51 pm EDT
Extended Forecast for

Portland International Jetport ME

  • This Afternoon

    This Afternoon: Sunny, with a high near 60. West wind around 10 mph.

    High: 60 °F

    Sunny

  • Tonight

    Tonight: Patchy frost after 5am. Otherwise, mostly clear, with a low around 39. Northwest wind around 5 mph becoming calm.

    Low: 39 °F

    Mostly Clear
    then Patchy
    Frost

  • Saturday

    Saturday: A 40 percent chance of showers, mainly after 9am. Mostly cloudy, with a high near 52. Light east wind becoming southeast 5 to 10 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.

    High: 52 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 41. Southeast wind around 5 mph becoming calm.

    Low: 41 °F

    Chance
    Showers

  • Sunday

    Sunday: A 50 percent chance of showers. Mostly cloudy, with a high near 54. North wind 5 to 10 mph.

    High: 54 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 60. West wind around 10 mph.
Tonight
Patchy frost after 5am. Otherwise, mostly clear, with a low around 39. Northwest wind around 5 mph becoming calm.
Saturday
A 40 percent chance of showers, mainly after 9am. Mostly cloudy, with a high near 52. Light east wind becoming southeast 5 to 10 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 41. Southeast wind around 5 mph becoming calm.
Sunday
A 50 percent chance of showers. Mostly cloudy, with a high near 54. North wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 38.
Monday
Mostly sunny, with a high near 60.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Partly sunny, with a high near 66.
Tuesday Night
Mostly cloudy, with a low around 50.
Wednesday
A 40 percent chance of showers. Mostly cloudy, with a high near 60.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 47. Chance of precipitation is 70%.
Thursday
Showers likely. Mostly cloudy, with a high near 58. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Portland International Jetport ME
 43.65°N 70.3°W (Elev. 52 ft)
Last Update:
6:37 am EDT May 1, 2026
Forecast Valid:
1pm EDT May 1, 2026-6pm EDT May 7, 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