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.

Partly Cloudy

80°F

27°C

Humidity 60%
Wind Speed S 5 mph
Barometer 30.07 in (1018.2 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 5 Aug 6:51 pm EDT
Extended Forecast for

Falmouth ME

  • Tonight

    Tonight: Partly cloudy, with a low around 64. South wind around 5 mph becoming calm in the evening.

    Low: 64 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 85. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 69. South wind around 5 mph becoming calm in the evening.

    Low: 69 °F

    Patchy Fog

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 83. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 83 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 2am. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 69. South wind around 5 mph becoming calm.

    Low: 69 °F

    Chance
    T-storms and
    Patchy Fog
    then Patchy
    Fog

  • Saturday

    Saturday: A chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 83. Chance of precipitation is 60%.

    High: 83 °F

    Patchy Fog
    then Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 11pm. Mostly cloudy, with a low around 67. Chance of precipitation is 40%.

    Low: 67 °F

    Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 64. South wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 85. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Thursday Night
Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 69. South wind around 5 mph becoming calm in the evening.
Friday
A 30 percent chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 83. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Friday Night
A 30 percent chance of showers and thunderstorms before 2am. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 69. South wind around 5 mph becoming calm.
Saturday
A chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 83. Chance of precipitation is 60%.
Saturday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 11pm. Mostly cloudy, with a low around 67. Chance of precipitation is 40%.
Sunday
Mostly sunny, with a high near 87.
Sunday Night
Mostly clear, with a low around 65.
Monday
Sunny, with a high near 86.
Monday Night
Partly cloudy, with a low around 65.
Tuesday
A 40 percent chance of showers. Partly sunny, with a high near 82.
Tuesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 61.
Wednesday
Mostly 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:
6:53 pm EDT Aug 5, 2026
Forecast Valid:
7pm EDT Aug 5, 2026-6pm EDT Aug 12, 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