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

76°F

24°C

Humidity 31%
Wind Speed Vrbl 3 mph
Barometer 30.19 in (1022.2 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 3 Jun 10:56 am EDT
Extended Forecast for

Westbrook CT

  • Today

    Today: Sunny, with a steady temperature around 71. North wind around 6 mph becoming south in the afternoon.

    High: 71 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 58. South wind around 5 mph becoming calm in the evening.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 77. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 77 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 60. Southwest wind around 6 mph becoming calm in the evening.

    Low: 60 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 81. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 76. Chance of precipitation is 70%.

    High: 76 °F

    Showers
    Likely

Detailed Forecast

Today
Sunny, with a steady temperature around 71. North wind around 6 mph becoming south in the afternoon.
Tonight
Mostly clear, with a low around 58. South wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 77. Calm wind becoming southwest around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 60. Southwest wind around 6 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 81. Calm wind becoming southwest around 6 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 64.
Saturday
Mostly sunny, with a high near 83.
Saturday Night
A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 65.
Sunday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 76. Chance of precipitation is 70%.
Sunday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Monday
Partly sunny, with a high near 70.
Monday Night
Mostly cloudy, with a low around 57.
Tuesday
Partly sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Westbrook CT
 41.28°N 72.45°W (Elev. 43 ft)
Last Update:
7:45 am EDT Jun 3, 2026
Forecast Valid:
11am EDT Jun 3, 2026-6pm EDT Jun 9, 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