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

31°F

-1°C

Humidity 67%
Wind Speed SW 7 mph
Barometer 29.97 in (1014.9 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 13 Jan 12:51 am EST
Extended Forecast for

Portland ME

  • Overnight

    Overnight: Mostly cloudy, with a low around 31. Southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 31 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Increasing clouds, with a high near 42. Southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 42 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A slight chance of rain and snow showers before midnight, then a chance of rain showers between midnight and 4am. Cloudy, with a low around 36. South wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Slight Chance
    Rain/Snow
    then Chance
    Showers

  • Wednesday

    Wednesday: Cloudy, with a high near 43. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 43 °F

    Cloudy

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after midnight. Cloudy, with a low around 34. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.

    Low: 34 °F

    Rain Likely

  • Thursday

    Thursday: A 40 percent chance of rain before 11am. Mostly cloudy, with a high near 40.

    High: 40 °F

    Chance Rain
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 15.

    Low: 15 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 29.

    High: 29 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 31. Southwest wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Increasing clouds, with a high near 42. Southwest wind around 10 mph, with gusts as high as 20 mph.
Tuesday Night
A slight chance of rain and snow showers before midnight, then a chance of rain showers between midnight and 4am. Cloudy, with a low around 36. South wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Cloudy, with a high near 43. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Rain likely, mainly after midnight. Cloudy, with a low around 34. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Thursday
A 40 percent chance of rain before 11am. Mostly cloudy, with a high near 40.
Thursday Night
Partly cloudy, with a low around 15.
Friday
Sunny, with a high near 29.
Friday Night
Mostly cloudy, with a low around 23.
Saturday
Mostly sunny, with a high near 38.
Saturday Night
Mostly cloudy, with a low around 27.
Sunday
Partly sunny, with a high near 35.
Sunday Night
Mostly cloudy, with a low around 21.
M.L.King Day
Mostly sunny, with a high near 29.
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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:
12:24 am EST Jan 13, 2026
Forecast Valid:
1am EST Jan 13, 2026-6pm EST Jan 19, 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