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

51°F

11°C

Humidity 66%
Wind Speed N 9 mph
Barometer 30.36 in (1027.9 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 22 Sep 5:51 am EDT
Extended Forecast for

Falmouth ME

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 64. Northeast wind 5 to 10 mph becoming east in the afternoon.

    High: 64 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a low around 45. Calm wind becoming north around 5 mph after midnight.

    Low: 45 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 65. Northeast wind around 10 mph becoming east in the afternoon. Winds could gust as high as 20 mph.

    High: 65 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 44. Calm wind becoming north around 5 mph after midnight.

    Low: 44 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 65. East wind around 10 mph, with gusts as high as 20 mph.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 67.

    High: 67 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday Night

    Friday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Chance
    Showers

  • Saturday

    Saturday: A 50 percent chance of showers. Mostly cloudy, with a high near 63. Breezy.

    High: 63 °F

    Chance
    Showers and
    Breezy

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 64. Northeast wind 5 to 10 mph becoming east in the afternoon.
Tonight
Mostly clear, with a low around 45. Calm wind becoming north around 5 mph after midnight.
Wednesday
Sunny, with a high near 65. Northeast wind around 10 mph becoming east in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 44. Calm wind becoming north around 5 mph after midnight.
Thursday
Sunny, with a high near 65. East wind around 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 48.
Friday
A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 67.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 52.
Saturday
A 50 percent chance of showers. Mostly cloudy, with a high near 63. Breezy.
Saturday Night
Showers likely. Mostly cloudy, with a low around 51. Chance of precipitation is 60%.
Sunday
A 50 percent chance of showers. Partly sunny, with a high near 63. Breezy.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 51.
Monday
Mostly sunny, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Falmouth ME
 43.72°N 70.22°W (Elev. 3 ft)
Last Update:
2:29 am EDT Sep 22, 2026
Forecast Valid:
6am EDT Sep 22, 2026-6pm EDT Sep 28, 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