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

71°F

22°C

Humidity 73%
Wind Speed N 8 mph
Barometer 29.84 in (1010.3 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 23 Jun 1:51 pm EDT
Extended Forecast for

Portland ME

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 69. North wind around 5 mph.

    High: 69 °F

    Mostly Cloudy

  • Tonight

    Tonight: Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 58. Calm wind becoming northwest around 5 mph.

    Low: 58 °F

    Patchy Fog

  • Wednesday

    Wednesday: Sunny, with a high near 76. West wind around 5 mph.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58. West wind around 5 mph.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 76. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 76 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 50 percent chance of showers after 11pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 58.

    Low: 58 °F

    Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: Showers before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Patchy fog before 9am. High near 73. Chance of precipitation is 80%.

    High: 73 °F

    Showers and
    Patchy Fog

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 59.

    Low: 59 °F

    Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 74.

    High: 74 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 69. North wind around 5 mph.
Tonight
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 58. Calm wind becoming northwest around 5 mph.
Wednesday
Sunny, with a high near 76. West wind around 5 mph.
Wednesday Night
Mostly clear, with a low around 58. West wind around 5 mph.
Thursday
Mostly sunny, with a high near 76. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Thursday Night
A 50 percent chance of showers after 11pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 58.
Friday
Showers before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Patchy fog before 9am. High near 73. Chance of precipitation is 80%.
Friday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 59.
Saturday
Partly sunny, with a high near 74.
Saturday Night
Partly cloudy, with a low around 59.
Sunday
A 30 percent chance of showers. Mostly sunny, with a high near 75.
Sunday Night
A 30 percent chance of showers. Partly cloudy, with a low around 60.
Monday
Mostly sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Portland ME
 43.66°N 70.27°W (Elev. 7 ft)
Last Update:
2:17 pm EDT Jun 23, 2026
Forecast Valid:
2pm EDT Jun 23, 2026-6pm EDT Jun 29, 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