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.

A Few Clouds

84°F

29°C

Humidity 59%
Wind Speed S 9 mph
Barometer 30.03 in (1016.9 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 15 Jul 1:51 pm EDT
Extended Forecast for

Portland ME

  • This Afternoon

    This Afternoon: Sunny, with a high near 80. South wind around 5 mph.

    High: 80 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after midnight. Otherwise, mostly clear, with a low around 65. South wind around 5 mph becoming calm in the evening.

    Low: 65 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Widespread haze after 3pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 79. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 79 °F

    Patchy Fog
    then Haze

  • Wednesday Night

    Wednesday Night: Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 67. South wind around 5 mph.

    Low: 67 °F

    Patchy Fog

  • Thursday

    Thursday: A chance of showers between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 78. South wind around 5 mph. Chance of precipitation is 40%.

    High: 78 °F

    Chance
    Showers and
    Patchy Fog
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 9pm. Patchy fog. Otherwise, partly cloudy, with a low around 69. Chance of precipitation is 30%.

    Low: 69 °F

    Chance
    T-storms and
    Patchy Fog
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 9am. Otherwise, sunny, with a high near 77.

    High: 77 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 80. South wind around 5 mph.
Tonight
Patchy fog after midnight. Otherwise, mostly clear, with a low around 65. South wind around 5 mph becoming calm in the evening.
Wednesday
Widespread haze after 3pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 79. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Wednesday Night
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 67. South wind around 5 mph.
Thursday
A chance of showers between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 78. South wind around 5 mph. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 9pm. Patchy fog. Otherwise, partly cloudy, with a low around 69. Chance of precipitation is 30%.
Friday
Patchy fog before 9am. Otherwise, sunny, with a high near 77.
Friday Night
Mostly clear, with a low around 60.
Saturday
Mostly sunny, with a high near 74.
Saturday Night
Mostly cloudy, with a low around 62.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 74.
Sunday Night
A 30 percent chance of showers. Partly cloudy, with a low around 62.
Monday
Mostly sunny, with a high near 74.
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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:
1:48 pm EDT Jul 15, 2025
Forecast Valid:
2pm EDT Jul 15, 2025-6pm EDT Jul 21, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation