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

33°F

1°C

Humidity 54%
Wind Speed NW 15 mph
Barometer 30.28 in (1025.4 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 15 Mar 2:51 am EDT
Extended Forecast for

Portland ME

  • Overnight

    Overnight: Mostly clear, with a low around 33. West wind around 15 mph, with gusts as high as 25 mph.

    Low: 33 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 41. Northwest wind 5 to 15 mph becoming southeast in the afternoon. Winds could gust as high as 25 mph.

    High: 41 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 34. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 34 °F

    Mostly Cloudy

  • Monday

    Monday: Rain, mainly after 7am. High near 50. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%.

    High: 50 °F

    Rain

  • Monday Night

    Monday Night: Rain. Low around 41. Breezy, with a south wind 20 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 100%.

    Low: 41 °F

    Rain and
    Breezy

  • Tuesday

    Tuesday: Showers likely, mainly before 7am. Mostly sunny, with a high near 45. Chance of precipitation is 60%.

    High: 45 °F

    Showers
    Likely then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 19.

    Low: 19 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 35.

    High: 35 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 33. West wind around 15 mph, with gusts as high as 25 mph.
Sunday
Mostly sunny, with a high near 41. Northwest wind 5 to 15 mph becoming southeast in the afternoon. Winds could gust as high as 25 mph.
Sunday Night
Mostly cloudy, with a low around 34. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Monday
Rain, mainly after 7am. High near 50. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%.
Monday Night
Rain. Low around 41. Breezy, with a south wind 20 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 100%.
Tuesday
Showers likely, mainly before 7am. Mostly sunny, with a high near 45. Chance of precipitation is 60%.
Tuesday Night
Mostly clear, with a low around 19.
Wednesday
Sunny, with a high near 35.
Wednesday Night
Mostly cloudy, with a low around 26.
Thursday
Partly sunny, with a high near 39.
Thursday Night
Mostly cloudy, with a low around 30.
Friday
Mostly sunny, with a high near 43.
Friday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 30.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 42. Chance of precipitation is 50%.
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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:
3:09 am EDT Mar 15, 2026
Forecast Valid:
3am EDT Mar 15, 2026-6pm EDT Mar 21, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation