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

68°F

20°C

Humidity 76%
Wind Speed S 9 mph
Barometer 30.23 in (1023.7 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 8 Aug 7:51 pm EDT
Extended Forecast for

South Portland ME

  • Tonight

    Tonight: Partly cloudy, with a low around 60. South wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 60 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 74. South wind 5 to 15 mph.

    High: 74 °F

    Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 2am. Otherwise, partly cloudy, with a low around 61. Southwest wind 5 to 10 mph.

    Low: 61 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 77. Light southwest wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 77 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 65. South wind around 5 mph.

    Low: 65 °F

    Partly Cloudy
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 81.

    High: 81 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Patchy fog after 2am. Otherwise, mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 9am. Otherwise, sunny, with a high near 80.

    High: 80 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 2am. Otherwise, partly cloudy, with a low around 67.

    Low: 67 °F

    Mostly Clear
    then Patchy
    Fog

Detailed Forecast

Tonight
Partly cloudy, with a low around 60. South wind 5 to 15 mph, with gusts as high as 25 mph.
Saturday
Sunny, with a high near 74. South wind 5 to 15 mph.
Saturday Night
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 61. Southwest wind 5 to 10 mph.
Sunday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 77. Light southwest wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 65. South wind around 5 mph.
Monday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 81.
Monday Night
Patchy fog after 2am. Otherwise, mostly clear, with a low around 65.
Tuesday
Patchy fog before 9am. Otherwise, sunny, with a high near 80.
Tuesday Night
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 67.
Wednesday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 81.
Wednesday Night
Partly cloudy, with a low around 67.
Thursday
Mostly sunny, with a high near 81.
Thursday Night
Partly cloudy, with a low around 65.
Friday
Mostly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Portland ME
 43.64°N 70.27°W (Elev. 13 ft)
Last Update:
7:07 pm EDT Aug 8, 2025
Forecast Valid:
8pm EDT Aug 8, 2025-6pm EDT Aug 15, 2025
 
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Additional Resources

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National Digital Forecast Database

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Chance of Precipitation