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

49°F

9°C

Humidity 71%
Wind Speed N 10 mph
Barometer 30.02 in (1016.5 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 11 Apr 5:51 am EDT
Extended Forecast for

Portland International Jetport ME

  • Today

    Today: Sunny, with a high near 52. Breezy, with a northwest wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 52 °F

    Sunny then
    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 31. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 51. Light and variable wind becoming south 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 51 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Showers, mainly after 9pm. Low around 37. South wind around 10 mph. Chance of precipitation is 80%.

    Low: 37 °F

    Chance
    Showers then
    Showers

  • Monday

    Monday: Showers likely, mainly before 8am. Cloudy, with a high near 60. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

    High: 60 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 63.

    High: 63 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers after 9pm. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance
    Showers

  • Wednesday

    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%.

    High: 60 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 52. Breezy, with a northwest wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph.
Tonight
Mostly clear, with a low around 31. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday
Increasing clouds, with a high near 51. Light and variable wind becoming south 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Showers, mainly after 9pm. Low around 37. South wind around 10 mph. Chance of precipitation is 80%.
Monday
Showers likely, mainly before 8am. Cloudy, with a high near 60. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Monday Night
Partly cloudy, with a low around 49.
Tuesday
Partly sunny, with a high near 63.
Tuesday Night
A 50 percent chance of showers after 9pm. Mostly cloudy, with a low around 45.
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 47.
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 47.
Friday
Partly sunny, with a high near 61.
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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:
2:29 am EDT Apr 11, 2026
Forecast Valid:
6am EDT Apr 11, 2026-6pm EDT Apr 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation