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

44°F

7°C

Humidity 96%
Wind Speed SW 13 mph
Barometer 29.65 in (1004.1 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 8 Mar 2:51 am EDT
Extended Forecast for

Portland International Jetport ME

  • Overnight

    Overnight: Rain likely before 5am, then rain likely with a chance of drizzle after 5am. Areas of fog. Otherwise, mostly cloudy, with a low around 38. Southwest wind around 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Rain Likely
    and Areas Fog

  • Sunday

    Sunday: A chance of drizzle before 8am. Patchy fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 54. Southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 54 °F

    Chance
    Drizzle and
    Patchy Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 32. Southwest wind 5 to 10 mph.

    Low: 32 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 52. South wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 52 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 33. Southwest wind 5 to 10 mph.

    Low: 33 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of rain after 9am. Mostly cloudy, with a high near 47.

    High: 47 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain. Cloudy, with a low around 37.

    Low: 37 °F

    Chance Rain

Detailed Forecast

Overnight
Rain likely before 5am, then rain likely with a chance of drizzle after 5am. Areas of fog. Otherwise, mostly cloudy, with a low around 38. Southwest wind around 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A chance of drizzle before 8am. Patchy fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 54. Southwest wind around 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 32. Southwest wind 5 to 10 mph.
Monday
Mostly sunny, with a high near 52. South wind 5 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 33. Southwest wind 5 to 10 mph.
Tuesday
Sunny, with a high near 57.
Tuesday Night
Partly cloudy, with a low around 34.
Wednesday
A 40 percent chance of rain after 9am. Mostly cloudy, with a high near 47.
Wednesday Night
A 40 percent chance of rain. Cloudy, with a low around 37.
Thursday
Rain likely, mainly after 10am. Cloudy, with a high near 52. Chance of precipitation is 70%.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 21. Chance of precipitation is 50%.
Friday
Mostly sunny, with a high near 40.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 28. Chance of precipitation is 50%.
Saturday
Mostly sunny, with a high near 43.
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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:
1:28 am EST Mar 8, 2026
Forecast Valid:
3am EDT Mar 8, 2026-6pm EDT Mar 14, 2026
 
Forecast Discussion
 
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Additional Resources

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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