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

31°F

-1°C

Humidity 49%
Wind Speed W 14 G 21 mph
Barometer 29.92 in (1013.2 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 12 Jan 11:51 am EST
Extended Forecast for

Portland International Jetport ME

  • Today

    Today: Mostly sunny, with a high near 34. West wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 34 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 25. Southwest wind around 10 mph, with gusts as high as 25 mph.

    Low: 25 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 40. West wind 5 to 10 mph.

    High: 40 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Cloudy, with a low around 32. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 32 °F

    Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers before 1pm. Cloudy, with a high near 43. Southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 43 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of rain showers before 4am, then a chance of snow showers between 4am and 5am, then a chance of rain and snow showers after 5am. Cloudy, with a low around 30. Chance of precipitation is 50%.

    Low: 30 °F

    Chance
    Showers then
    Chance
    Rain/Snow

  • Thursday

    Thursday: A chance of rain before 2pm, then a chance of rain and snow. Mostly cloudy, with a high near 38. Chance of precipitation is 50%.

    High: 38 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 16.

    Low: 16 °F

    Chance Snow

  • Friday

    Friday: A 30 percent chance of snow before 11am. Partly sunny, with a high near 27.

    High: 27 °F

    Chance Snow
    then Partly
    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 34. West wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Partly cloudy, with a low around 25. Southwest wind around 10 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 40. West wind 5 to 10 mph.
Tuesday Night
Cloudy, with a low around 32. South wind around 10 mph, with gusts as high as 20 mph.
Wednesday
A 30 percent chance of showers before 1pm. Cloudy, with a high near 43. Southwest wind around 10 mph, with gusts as high as 20 mph.
Wednesday Night
A chance of rain showers before 4am, then a chance of snow showers between 4am and 5am, then a chance of rain and snow showers after 5am. Cloudy, with a low around 30. Chance of precipitation is 50%.
Thursday
A chance of rain before 2pm, then a chance of rain and snow. Mostly cloudy, with a high near 38. Chance of precipitation is 50%.
Thursday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 16.
Friday
A 30 percent chance of snow before 11am. Partly sunny, with a high near 27.
Friday Night
Mostly cloudy, with a low around 14.
Saturday
Partly sunny, with a high near 33.
Saturday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 21.
Sunday
A chance of rain and snow. Partly sunny, with a high near 36. Chance of precipitation is 30%.
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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:
6:44 am EST Jan 12, 2026
Forecast Valid:
11am EST Jan 12, 2026-6pm EST Jan 18, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation