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

46°F

8°C

Humidity 96%
Wind Speed NW 6 mph
Barometer 29.80 in (1009.1 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 14 Oct 1:51 am EDT
Extended Forecast for

Falmouth ME

  • Overnight

    Overnight: A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Areas of fog. Otherwise, cloudy, with a low around 51. South wind around 5 mph becoming calm. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Chance
    Showers and
    Areas Fog

  • Wednesday

    Wednesday: Areas of fog before 9am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 72. Northwest wind 5 to 10 mph.

    High: 72 °F

    Areas Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 42. Northwest wind around 5 mph.

    Low: 42 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 58. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 58 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Cloudy

  • Friday

    Friday: Showers, mainly after 8am. High near 58. Chance of precipitation is 100%.

    High: 58 °F

    Showers

  • Friday Night

    Friday Night: Showers likely, mainly before 11pm. Mostly cloudy, with a low around 37. Chance of precipitation is 70%.

    Low: 37 °F

    Showers
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 47. Windy.

    High: 47 °F

    Mostly Sunny
    and Windy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

Detailed Forecast

Overnight
A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Areas of fog. Otherwise, cloudy, with a low around 51. South wind around 5 mph becoming calm. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Areas of fog before 9am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 72. Northwest wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 42. Northwest wind around 5 mph.
Thursday
Sunny, with a high near 58. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 39. Calm wind.
Friday
Showers, mainly after 8am. High near 58. Chance of precipitation is 100%.
Friday Night
Showers likely, mainly before 11pm. Mostly cloudy, with a low around 37. Chance of precipitation is 70%.
Saturday
Mostly sunny, with a high near 47. Windy.
Saturday Night
Mostly clear, with a low around 30.
Sunday
Sunny, with a high near 52.
Sunday Night
Mostly clear, with a low around 34.
Monday
Mostly sunny, with a high near 58.
Monday Night
Mostly cloudy, with a low around 40.
Tuesday
Mostly sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Falmouth ME
 43.73°N 70.25°W (Elev. 102 ft)
Last Update:
1:31 am EDT Oct 14, 2026
Forecast Valid:
1am EDT Oct 14, 2026-6pm EDT Oct 20, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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