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

62°F

17°C

Humidity 50%
Wind Speed N 7 mph
Barometer 30.46 in (1031.4 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 10 Oct 12:56 pm EDT
Extended Forecast for

Westbrook CT

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 65. Light northwest wind.

    High: 65 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 50. Calm wind.

    Low: 50 °F

    Partly Cloudy

  • Sunday

    Sunday: Rain after 2pm. High near 65. East wind 6 to 9 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 65 °F

    Mostly Cloudy
    then Rain

  • Sunday Night

    Sunday Night: Rain, with thunderstorms also possible after 11pm. Low around 56. East wind 8 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 56 °F

    Rain

  • Columbus Day

    Columbus Day: Rain likely, mainly before 8am. Cloudy through mid morning, then gradual clearing, with a high near 70. North wind 7 to 9 mph. Chance of precipitation is 60%.

    High: 70 °F

    Rain Likely
    then Slight
    Chance Rain

  • Monday Night

    Monday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 50 percent chance of showers after 2pm. Partly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 52. Chance of precipitation is 60%.

    Low: 52 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 30 percent chance of showers before 8am. Mostly sunny, with a high near 64.

    High: 64 °F

    Chance
    Showers then
    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 65. Light northwest wind.
Tonight
Partly cloudy, with a low around 50. Calm wind.
Sunday
Rain after 2pm. High near 65. East wind 6 to 9 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Rain, with thunderstorms also possible after 11pm. Low around 56. East wind 8 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Columbus Day
Rain likely, mainly before 8am. Cloudy through mid morning, then gradual clearing, with a high near 70. North wind 7 to 9 mph. Chance of precipitation is 60%.
Monday Night
Mostly clear, with a low around 54.
Tuesday
A 50 percent chance of showers after 2pm. Partly sunny, with a high near 68.
Tuesday Night
Showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 52. Chance of precipitation is 60%.
Wednesday
A 30 percent chance of showers before 8am. Mostly sunny, with a high near 64.
Wednesday Night
Partly cloudy, with a low around 45.
Thursday
Sunny, with a high near 62.
Thursday Night
Partly cloudy, with a low around 47.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Westbrook CT
 41.3°N 72.45°W (Elev. 62 ft)
Last Update:
2:11 am EDT Oct 10, 2026
Forecast Valid:
1pm EDT Oct 10, 2026-6pm EDT Oct 16, 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