National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Groton / New London, Groton / New London Airport (KGON)

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fair

58°F

14°C

Humidity 93%
Wind Speed S 7 mph
Barometer 30.08 in (1018.4 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 4 Nov 7:56 pm EST
Extended Forecast for

Westbrook CT

  • Tonight

    Tonight: Increasing clouds, with a low around 59. Southwest wind around 6 mph.

    Low: 59 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A slight chance of rain between 10am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 69. South wind 6 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    High: 69 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly after 1am. Mostly cloudy, with a low around 61. Southwest wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 61 °F

    Rain Likely

  • Friday

    Friday: Rain likely. Mostly cloudy, with a high near 67. South wind 3 to 6 mph. Chance of precipitation is 70%. New precipitation amounts between three quarters and one inch possible.

    High: 67 °F

    Rain Likely

  • Friday Night

    Friday Night: Rain likely, mainly before 1am. Mostly cloudy, with a low around 56. Calm wind. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 56 °F

    Rain Likely

  • Saturday

    Saturday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of rain. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance Rain

  • Sunday

    Sunday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 59. Southwest wind around 6 mph.
Thursday
A slight chance of rain between 10am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 69. South wind 6 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Thursday Night
Rain likely, mainly after 1am. Mostly cloudy, with a low around 61. Southwest wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain likely. Mostly cloudy, with a high near 67. South wind 3 to 6 mph. Chance of precipitation is 70%. New precipitation amounts between three quarters and one inch possible.
Friday Night
Rain likely, mainly before 1am. Mostly cloudy, with a low around 56. Calm wind. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
Mostly sunny, with a high near 65.
Saturday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 47.
Sunday
Mostly sunny, with a high near 59.
Sunday Night
Mostly clear, with a low around 44.
Monday
Sunny, with a high near 57.
Monday Night
Mostly clear, with a low around 43.
Tuesday
Sunny, with a high near 60.
Tuesday Night
Mostly clear, with a low around 42.
Veterans Day
Sunny, with a high near 57.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Westbrook CT
 41.28°N 72.45°W (Elev. 43 ft)
Last Update:
1:23 pm EST Nov 4, 2026
Forecast Valid:
8pm EST Nov 4, 2026-6pm EST Nov 11, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation