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.

A Few Clouds

82°F

28°C

Humidity 47%
Wind Speed NW 6 mph
Barometer 29.80 in (1009.1 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 12 Aug 1:56 pm EDT
Extended Forecast for

Centerbrook CT

  • This Afternoon

    This Afternoon: Sunny, with a high near 86. Light west wind.

    High: 86 °F

    Sunny

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 2am. Increasing clouds, with a low around 69. Calm wind.

    Low: 69 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers before 11am, then a chance of showers and thunderstorms after 2pm. Increasing clouds, with a high near 83. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 30%.

    High: 83 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 81. Calm wind becoming west around 5 mph.

    High: 81 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Sunday

    Sunday: A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 81.

    High: 81 °F

    Sunny then
    Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 86. Light west wind.
Tonight
A 30 percent chance of showers and thunderstorms, mainly after 2am. Increasing clouds, with a low around 69. Calm wind.
Thursday
A chance of showers before 11am, then a chance of showers and thunderstorms after 2pm. Increasing clouds, with a high near 83. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 30%.
Thursday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 65. Calm wind.
Friday
Mostly sunny, with a high near 81. Calm wind becoming west around 5 mph.
Friday Night
Mostly clear, with a low around 62.
Saturday
Sunny, with a high near 79.
Saturday Night
Mostly clear, with a low around 59.
Sunday
A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 81.
Sunday Night
Showers likely, mainly after 8pm. Mostly cloudy, with a low around 65. Chance of precipitation is 70%.
Monday
A 40 percent chance of showers. Partly sunny, with a high near 82.
Monday Night
Partly cloudy, with a low around 62.
Tuesday
Sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Centerbrook CT
 41.36°N 72.4°W (Elev. 92 ft)
Last Update:
2:24 am EDT Aug 12, 2026
Forecast Valid:
2pm EDT Aug 12, 2026-6pm EDT Aug 18, 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