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.

Overcast

54°F

12°C

Humidity 93%
Wind Speed N 13 mph
Barometer 29.76 in (1007.8 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 12 Oct 1:56 am EDT
Extended Forecast for

Centerbrook CT

  • Overnight

    Overnight: A 40 percent chance of rain. Cloudy, with a steady temperature around 56. North wind around 9 mph, with gusts as high as 20 mph.

    Low: 56 °F

    Chance Rain

  • Columbus Day

    Columbus Day: Mostly cloudy through mid morning, then gradual clearing, with a high near 72. North wind 6 to 9 mph.

    High: 72 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 54. Calm wind.

    Low: 54 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Partly sunny, with a high near 68. Light and variable wind becoming southeast 5 to 7 mph in the morning.

    High: 68 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 60. Southwest wind 5 to 7 mph.

    Low: 60 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 40 percent chance of rain. Cloudy, with a steady temperature around 56. North wind around 9 mph, with gusts as high as 20 mph.
Columbus Day
Mostly cloudy through mid morning, then gradual clearing, with a high near 72. North wind 6 to 9 mph.
Monday Night
Increasing clouds, with a low around 54. Calm wind.
Tuesday
Partly sunny, with a high near 68. Light and variable wind becoming southeast 5 to 7 mph in the morning.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 60. Southwest wind 5 to 7 mph.
Wednesday
Mostly sunny, with a high near 75.
Wednesday Night
Partly cloudy, with a low around 52.
Thursday
Mostly sunny, with a high near 65.
Thursday Night
Partly cloudy, with a low around 46.
Friday
Showers likely after 8am. Partly sunny, with a high near 66. Chance of precipitation is 60%.
Friday Night
Showers likely. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 56. Breezy.
Saturday Night
Partly cloudy, with a low around 36.
Sunday
Mostly sunny, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Centerbrook CT
 41.34°N 72.44°W (Elev. 79 ft)
Last Update:
3:33 pm EDT Oct 11, 2026
Forecast Valid:
2am EDT Oct 12, 2026-6pm EDT Oct 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