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

40°F

4°C

Humidity 97%
Wind Speed SW 6 mph
Barometer 29.91 in (1012.8 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 26 Mar 8:51 am EDT
Extended Forecast for

Portland International Jetport ME

  • Today

    Today: A chance of rain before 10am, then a chance of showers between 10am and 1pm. Mostly cloudy, with a high near 57. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Chance Rain

  • Tonight

    Tonight: Rain, mainly before 3am. Low around 35. West wind around 5 mph becoming north after midnight. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 35 °F

    Rain

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 41. Northwest wind around 10 mph, with gusts as high as 20 mph.

    High: 41 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Partly cloudy, with a low around 17. North wind 5 to 10 mph.

    Low: 17 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 33. North wind around 5 mph.

    High: 33 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 51.

    High: 51 °F

    Mostly Cloudy

Detailed Forecast

Today
A chance of rain before 10am, then a chance of showers between 10am and 1pm. Mostly cloudy, with a high near 57. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain, mainly before 3am. Low around 35. West wind around 5 mph becoming north after midnight. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 41. Northwest wind around 10 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 17. North wind 5 to 10 mph.
Saturday
Mostly sunny, with a high near 33. North wind around 5 mph.
Saturday Night
Partly cloudy, with a low around 19.
Sunday
Mostly sunny, with a high near 43.
Sunday Night
Partly cloudy, with a low around 30.
Monday
Mostly cloudy, with a high near 51.
Monday Night
Partly cloudy, with a low around 34.
Tuesday
Partly sunny, with a high near 46.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
Rain and snow likely. Cloudy, with a high near 42. Chance of precipitation is 60%.
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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:
6:02 am EDT Mar 26, 2026
Forecast Valid:
9am EDT Mar 26, 2026-6pm EDT Apr 1, 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