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

73°F

23°C

Humidity 90%
Wind Speed S 10 mph
Barometer 29.78 in (1008.3 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 25 Aug 3:56 pm EDT
Extended Forecast for

Centerbrook CT

  • This Afternoon

    This Afternoon: A 20 percent chance of showers before 5pm. Mostly sunny, with a steady temperature around 80. Southwest wind around 6 mph.

    High: 80 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 59. Light northwest wind.

    Low: 59 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 80. Northwest wind 5 to 9 mph becoming southwest in the afternoon.

    High: 80 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 55. Light and variable wind.

    Low: 55 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 78. Light and variable wind becoming northwest 5 to 7 mph in the morning.

    High: 78 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Friday

    Friday: A 50 percent chance of showers after 8am. Partly sunny, with a high near 77.

    High: 77 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
A 20 percent chance of showers before 5pm. Mostly sunny, with a steady temperature around 80. Southwest wind around 6 mph.
Tonight
Mostly clear, with a low around 59. Light northwest wind.
Tuesday
Sunny, with a high near 80. Northwest wind 5 to 9 mph becoming southwest in the afternoon.
Tuesday Night
Partly cloudy, with a low around 55. Light and variable wind.
Wednesday
Mostly sunny, with a high near 78. Light and variable wind becoming northwest 5 to 7 mph in the morning.
Wednesday Night
Mostly clear, with a low around 55.
Thursday
Mostly sunny, with a high near 78.
Thursday Night
Partly cloudy, with a low around 61.
Friday
A 50 percent chance of showers after 8am. Partly sunny, with a high near 77.
Friday Night
A 30 percent chance of showers before 2am. Mostly cloudy, with a low around 54.
Saturday
Mostly sunny, with a high near 75.
Saturday Night
Mostly clear, with a low around 53.
Sunday
Mostly sunny, with a high near 77.
Sunday Night
Partly cloudy, with a low around 55.
Labor Day
Mostly sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Centerbrook CT
 41.34°N 72.41°W (Elev. 98 ft)
Last Update:
2:43 pm EDT Aug 25, 2025
Forecast Valid:
4pm EDT Aug 25, 2025-6pm EDT Sep 1, 2025
 
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