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

68°F

20°C

Humidity 87%
Wind Speed S 6 mph
Barometer 29.79 in (1008.6 mb)
Dewpoint 64°F (18°C)
Visibility 5.00 mi
Last update 28 Jul 10:51 am EDT
Extended Forecast for

Falmouth ME

  • Today

    Today: Partly sunny, with a high near 77. Southeast wind around 10 mph, with gusts as high as 20 mph.

    High: 77 °F

    Partly Sunny

  • Tonight

    Tonight: A 30 percent chance of showers, mainly between midnight and 5am. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 59. Southeast wind around 5 mph.

    Low: 59 °F

    Chance
    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 2pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 72. East wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. New rainfall amounts between a quarter and half of an inch possible.

    High: 72 °F

    Chance
    Showers and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Low around 57. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    Low: 57 °F

    Showers

  • Thursday

    Thursday: Showers. High near 72. Northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    High: 72 °F

    Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of showers before 4am. Mostly cloudy, with a low around 58.

    Low: 58 °F

    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers after 8am. Partly sunny, with a high near 78.

    High: 78 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 77. Southeast wind around 10 mph, with gusts as high as 20 mph.
Tonight
A 30 percent chance of showers, mainly between midnight and 5am. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 59. Southeast wind around 5 mph.
Wednesday
A chance of showers, with thunderstorms also possible after 2pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 72. East wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers and possibly a thunderstorm. Low around 57. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Thursday
Showers. High near 72. Northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Thursday Night
A 50 percent chance of showers before 4am. Mostly cloudy, with a low around 58.
Friday
A 30 percent chance of showers after 8am. Partly sunny, with a high near 78.
Friday Night
Partly cloudy, with a low around 60.
Saturday
Mostly sunny, with a high near 79.
Saturday Night
Partly cloudy, with a low around 61.
Sunday
Partly sunny, with a high near 80.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 63.
Monday
A 40 percent chance of showers. Partly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Falmouth ME
 43.73°N 70.25°W (Elev. 102 ft)
Last Update:
2:41 am EDT Jul 28, 2026
Forecast Valid:
11am EDT Jul 28, 2026-6pm EDT Aug 3, 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