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.

Fair

39°F

4°C

Humidity 86%
Wind Speed SW 9 G 18 mph
Barometer 29.61 in (1002.6 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 14 Jan 3:51 am EST
Extended Forecast for

Portland International Jetport ME

  • Today

    Today: Mostly cloudy, with a high near 45. South wind around 10 mph, with gusts as high as 20 mph.

    High: 45 °F

    Mostly Cloudy

  • Tonight

    Tonight: Showers likely, mainly after 9pm. Areas of fog after 3am. Otherwise, cloudy, with a low around 35. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 35 °F

    Showers
    Likely and
    Areas Fog

  • Thursday

    Thursday: Showers likely, mainly before 1pm. Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 44. Southwest wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 44 °F

    Showers
    Likely and
    Areas Fog
    then Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 14. West wind around 10 mph, with gusts as high as 20 mph.

    Low: 14 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 27. West wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 27 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of rain before 10pm, then a chance of snow between 10pm and midnight. Mostly cloudy, with a low around 24. Chance of precipitation is 30%.

    Low: 24 °F

    Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 35.

    High: 35 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly cloudy, with a high near 45. South wind around 10 mph, with gusts as high as 20 mph.
Tonight
Showers likely, mainly after 9pm. Areas of fog after 3am. Otherwise, cloudy, with a low around 35. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Showers likely, mainly before 1pm. Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 44. Southwest wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Partly cloudy, with a low around 14. West wind around 10 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 27. West wind 10 to 15 mph, with gusts as high as 25 mph.
Friday Night
Mostly cloudy, with a low around 20.
Saturday
Mostly sunny, with a high near 39.
Saturday Night
A chance of rain before 10pm, then a chance of snow between 10pm and midnight. Mostly cloudy, with a low around 24. Chance of precipitation is 30%.
Sunday
Mostly cloudy, with a high near 35.
Sunday Night
Mostly cloudy, with a low around 19.
M.L.King Day
Mostly sunny, with a high near 31.
Monday Night
Mostly cloudy, with a low around 17.
Tuesday
Partly sunny, with a high near 27.
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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:
12:23 am EST Jan 14, 2026
Forecast Valid:
4am EST Jan 14, 2026-6pm EST Jan 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation