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.

Fog/Mist

36°F

2°C

Humidity 97%
Wind Speed SE 9 mph
Barometer 30.51 in (1033.4 mb)
Dewpoint 35°F (2°C)
Visibility 4.00 mi
Wind Chill29°F (-2°C)
Last update 3 Apr 1:51 am EDT
Extended Forecast for

Portland International Jetport ME

  • Overnight

    Overnight: A 30 percent chance of showers. Cloudy, with a low around 34. Southeast wind around 5 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Chance
    Showers

  • Friday

    Friday: Showers likely, mainly before 8am. Patchy fog before 3pm. Otherwise, cloudy, with a high near 48. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 48 °F

    Showers
    Likely and
    Patchy Fog

  • Friday Night

    Friday Night: Partly cloudy, with a low around 43. South wind 5 to 10 mph.

    Low: 43 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 50. North wind around 10 mph becoming east in the afternoon. Winds could gust as high as 20 mph.

    High: 50 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Showers, mainly after midnight. Low around 34. Southeast wind around 10 mph. Chance of precipitation is 80%.

    Low: 34 °F

    Chance
    Showers then
    Showers

  • Sunday

    Sunday: Showers. High near 53. Chance of precipitation is 100%.

    High: 53 °F

    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly before 7pm. Mostly cloudy, with a low around 35. Chance of precipitation is 60%.

    Low: 35 °F

    Showers
    Likely then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of showers. Cloudy, with a low around 34. Southeast wind around 5 mph. New precipitation amounts of less than a tenth of an inch possible.
Friday
Showers likely, mainly before 8am. Patchy fog before 3pm. Otherwise, cloudy, with a high near 48. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Partly cloudy, with a low around 43. South wind 5 to 10 mph.
Saturday
Mostly sunny, with a high near 50. North wind around 10 mph becoming east in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Showers, mainly after midnight. Low around 34. Southeast wind around 10 mph. Chance of precipitation is 80%.
Sunday
Showers. High near 53. Chance of precipitation is 100%.
Sunday Night
Showers likely, mainly before 7pm. Mostly cloudy, with a low around 35. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 48.
Monday Night
Partly cloudy, with a low around 28.
Tuesday
Mostly sunny, with a high near 44.
Tuesday Night
Partly cloudy, with a low around 25.
Wednesday
Sunny, with a high near 43.
Wednesday Night
Mostly clear, with a low around 31.
Thursday
Mostly sunny, with a high near 54.
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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:
2:25 am EDT Apr 3, 2026
Forecast Valid:
3am EDT Apr 3, 2026-6pm EDT Apr 9, 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