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.

Overcast

43°F

6°C

Humidity 38%
Wind Speed NW 15 mph
Barometer 30.16 in (1021.3 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 20 Apr 5:51 pm EDT
Extended Forecast for

Portland International Jetport ME

  • Tonight

    Tonight: A slight chance of rain and snow showers before 8pm. Partly cloudy, with a low around 26. North wind around 5 mph. Chance of precipitation is 20%.

    Low: 26 °F

    Isolated
    Rain/Snow
    then Mostly
    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 45. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 45 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 33. South wind around 5 mph.

    Low: 33 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 46. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 46 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 36. South wind around 5 mph becoming calm in the evening.

    Low: 36 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 52.

    High: 52 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

Detailed Forecast

Tonight
A slight chance of rain and snow showers before 8pm. Partly cloudy, with a low around 26. North wind around 5 mph. Chance of precipitation is 20%.
Tuesday
Sunny, with a high near 45. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 33. South wind around 5 mph.
Wednesday
Mostly cloudy, with a high near 46. South wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 36. South wind around 5 mph becoming calm in the evening.
Thursday
Partly sunny, with a high near 52.
Thursday Night
Partly cloudy, with a low around 34.
Friday
Mostly sunny, with a high near 53.
Friday Night
Partly cloudy, with a low around 35.
Saturday
Mostly sunny, with a high near 53.
Saturday Night
Mostly cloudy, with a low around 38.
Sunday
Partly sunny, with a high near 54.
Sunday Night
Mostly cloudy, with a low around 40.
Monday
Partly sunny, with a high near 56.
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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:
3:04 pm EDT Apr 20, 2026
Forecast Valid:
6pm EDT Apr 20, 2026-6pm EDT Apr 27, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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