National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Portland, Portland International Jetport (KPWM)

Lat: 43.64°NLon: 70.3°WElev: 72ft.

Fair

20°F

-7°C

Humidity 62%
Wind Speed W 7 mph
Barometer 30.05 in (1017.8 mb)
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 16 Dec 12:51 am EST
Extended Forecast for

Portland ME

  • Overnight

    Overnight: Mostly cloudy, with a low around 19. West wind around 5 mph.

    Low: 19 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy through mid morning, then gradual clearing, with a high near 32. West wind 5 to 10 mph.

    High: 32 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 25. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 25 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 40. Southwest wind around 15 mph, with gusts as high as 25 mph.

    High: 40 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 28. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 28 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Rain likely, mainly after 4am. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.

    Low: 39 °F

    Mostly Cloudy
    then Rain
    Likely

  • Friday

    Friday: Rain, mainly before 1pm. High near 52. Breezy. Chance of precipitation is 90%.

    High: 52 °F

    Rain and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 19. West wind around 5 mph.
Tuesday
Mostly cloudy through mid morning, then gradual clearing, with a high near 32. West wind 5 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 25. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday
Partly sunny, with a high near 40. Southwest wind around 15 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 28. West wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 46.
Thursday Night
Rain likely, mainly after 4am. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.
Friday
Rain, mainly before 1pm. High near 52. Breezy. Chance of precipitation is 90%.
Friday Night
Partly cloudy, with a low around 22.
Saturday
Mostly sunny, with a high near 33.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 26. Chance of precipitation is 30%.
Sunday
A 30 percent chance of rain. Partly sunny, with a high near 39.
Sunday Night
Partly cloudy, with a low around 20.
Monday
Mostly sunny, with a high near 31.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Portland ME
 43.66°N 70.27°W (Elev. 7 ft)
Last Update:
11:29 pm EST Dec 15, 2025
Forecast Valid:
1am EST Dec 16, 2025-6pm EST Dec 22, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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