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.

Fog/Mist

36°F

2°C

Humidity 97%
Wind Speed S 5 mph
Barometer 30.24 in (1023.9 mb)
Dewpoint 35°F (2°C)
Visibility 2.00 mi
Wind Chill32°F (0°C)
Last update 7 Mar 9:56 am EST
Extended Forecast for

Centerbrook CT

  • Today

    Today: Patchy fog before 4pm. Otherwise, cloudy, with a high near 45. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 45 °F

    Patchy Fog

  • Tonight

    Tonight: A 50 percent chance of showers after 10pm. Areas of fog between 7pm and 1am. Otherwise, cloudy, with a temperature rising to around 46 by 3am. Southwest wind 5 to 8 mph.

    Low: 41 °F⇑

    Chance
    Showers and
    Areas Fog

  • Sunday

    Sunday: A 30 percent chance of rain, mainly before 1pm. Mostly cloudy, with a high near 58. Southwest wind 5 to 8 mph.

    High: 58 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 34. Light west wind.

    Low: 34 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 56. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 56 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of rain. Cloudy, with a high near 56.

    High: 56 °F

    Chance Rain

Detailed Forecast

Today
Patchy fog before 4pm. Otherwise, cloudy, with a high near 45. Calm wind becoming south 5 to 7 mph in the afternoon.
Tonight
A 50 percent chance of showers after 10pm. Areas of fog between 7pm and 1am. Otherwise, cloudy, with a temperature rising to around 46 by 3am. Southwest wind 5 to 8 mph.
Sunday
A 30 percent chance of rain, mainly before 1pm. Mostly cloudy, with a high near 58. Southwest wind 5 to 8 mph.
Sunday Night
Mostly clear, with a low around 34. Light west wind.
Monday
Sunny, with a high near 56. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Monday Night
Mostly clear, with a low around 38.
Tuesday
Mostly sunny, with a high near 61.
Tuesday Night
Mostly cloudy, with a low around 41.
Wednesday
A 40 percent chance of rain. Cloudy, with a high near 56.
Wednesday Night
Rain likely, mainly after 1am. Cloudy, with a low around 42. Chance of precipitation is 60%.
Thursday
A 50 percent chance of rain. Mostly cloudy, with a high near 53.
Thursday Night
Partly cloudy, with a low around 27.
Friday
Partly sunny, with a high near 44.
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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:
2:47 am EST Mar 7, 2026
Forecast Valid:
10am EST Mar 7, 2026-6pm EDT Mar 13, 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