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.

Heavy Rain Fog/Mist

42°F

6°C

Humidity 100%
Wind Speed S 6 mph
Barometer 29.47 in (997.8 mb)
Dewpoint 42°F (6°C)
Visibility 1.50 mi
Wind Chill38°F (3°C)
Last update 29 Dec 9:51 am EST
Extended Forecast for

Portland International Jetport ME

  • Today

    Today: Rain. Areas of fog. High near 40. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 40 °F

    Rain and
    Areas Fog

  • Tonight

    Tonight: A 30 percent chance of rain, mainly before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 16. West wind 10 to 15 mph, with gusts as high as 30 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 16 °F

    Chance Rain
    then Mostly
    Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 22. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 22 °F

    Partly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 10. Wind chill values as low as -2. West wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 10 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 30. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 30 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A chance of snow between 7pm and 5am. Mostly cloudy, with a low around 12. Chance of precipitation is 40%.

    Low: 12 °F

    Chance Snow

  • New Year's Day

    New Year's Day: Sunny, with a high near 22.

    High: 22 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 6.

    Low: 6 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 23.

    High: 23 °F

    Mostly Sunny

Detailed Forecast

Today
Rain. Areas of fog. High near 40. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Tonight
A 30 percent chance of rain, mainly before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 16. West wind 10 to 15 mph, with gusts as high as 30 mph. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Partly sunny, with a high near 22. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph.
Tuesday Night
Partly cloudy, with a low around 10. Wind chill values as low as -2. West wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
Mostly cloudy, with a high near 30. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
A chance of snow between 7pm and 5am. Mostly cloudy, with a low around 12. Chance of precipitation is 40%.
New Year's Day
Sunny, with a high near 22.
Thursday Night
Mostly clear, with a low around 6.
Friday
Mostly sunny, with a high near 23.
Friday Night
Mostly clear, with a low around 9.
Saturday
Mostly sunny, with a high near 27.
Saturday Night
Mostly cloudy, with a low around 9.
Sunday
Mostly sunny, with a high near 25.
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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:
9:18 am EST Dec 29, 2025
Forecast Valid:
10am EST Dec 29, 2025-6pm EST Jan 4, 2026
 
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Additional Resources

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