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.

Overcast

36°F

2°C

Humidity 86%
Wind Speed W 10 mph
Barometer 29.71 in (1006.1 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 14 Mar 9:51 am EDT
Extended Forecast for

Portland International Jetport ME

  • Today

    Today: A 30 percent chance of showers after 5pm. Sunny early, then becoming mostly cloudy, with a high near 45. West wind 10 to 15 mph, with gusts as high as 25 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 45 °F

    Sunny then
    Chance
    Showers

  • Tonight

    Tonight: A 30 percent chance of showers before 7pm. Mostly clear, with a low around 23. West wind 10 to 15 mph, with gusts as high as 25 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 23 °F

    Chance
    Showers then
    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 40. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.

    High: 40 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of rain after 4am. Mostly cloudy, with a low around 30. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 30 °F

    Mostly Cloudy
    then Chance
    Rain

  • Monday

    Monday: Rain, mainly after 7am. High near 50. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%.

    High: 50 °F

    Rain

  • Monday Night

    Monday Night: Rain. Low around 43. Breezy. Chance of precipitation is 100%.

    Low: 43 °F

    Rain and
    Breezy

  • Tuesday

    Tuesday: Partly sunny, with a high near 47.

    High: 47 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 17.

    Low: 17 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 35.

    High: 35 °F

    Sunny

Detailed Forecast

Today
A 30 percent chance of showers after 5pm. Sunny early, then becoming mostly cloudy, with a high near 45. West wind 10 to 15 mph, with gusts as high as 25 mph. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A 30 percent chance of showers before 7pm. Mostly clear, with a low around 23. West wind 10 to 15 mph, with gusts as high as 25 mph. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Partly sunny, with a high near 40. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.
Sunday Night
A 30 percent chance of rain after 4am. Mostly cloudy, with a low around 30. South wind around 10 mph, with gusts as high as 20 mph.
Monday
Rain, mainly after 7am. High near 50. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%.
Monday Night
Rain. Low around 43. Breezy. Chance of precipitation is 100%.
Tuesday
Partly sunny, with a high near 47.
Tuesday Night
Mostly clear, with a low around 17.
Wednesday
Sunny, with a high near 35.
Wednesday Night
Mostly cloudy, with a low around 22.
Thursday
Mostly cloudy, with a high near 41.
Thursday Night
Partly cloudy, with a low around 26.
Friday
Mostly sunny, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Portland International Jetport ME
 43.65°N 70.3°W (Elev. 52 ft)
Last Update:
6:37 am EDT Mar 14, 2026
Forecast Valid:
10am EDT Mar 14, 2026-6pm EDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation