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.

Mostly Cloudy

38°F

3°C

Humidity 44%
Wind Speed W 14 mph
Barometer 30.10 in (1019.3 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 12 Jan 10:56 am EST
Extended Forecast for

Westbrook CT

  • Today

    Today: Mostly sunny, with a high near 39. Southwest wind around 14 mph.

    High: 39 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 33. West wind 7 to 9 mph.

    Low: 33 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 42. West wind 6 to 9 mph.

    High: 42 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a steady temperature around 40. South wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 40 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 45. Southwest wind 6 to 9 mph.

    High: 45 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers. Cloudy, with a low around 36.

    Low: 36 °F

    Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of rain. Mostly cloudy, with a high near 43.

    High: 43 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 24.

    Low: 24 °F

    Chance Snow

  • Friday

    Friday: A 30 percent chance of snow before 1pm. Partly sunny, with a high near 33.

    High: 33 °F

    Chance Snow

Detailed Forecast

Today
Mostly sunny, with a high near 39. Southwest wind around 14 mph.
Tonight
Mostly clear, with a low around 33. West wind 7 to 9 mph.
Tuesday
Sunny, with a high near 42. West wind 6 to 9 mph.
Tuesday Night
Mostly cloudy, with a steady temperature around 40. South wind 7 to 10 mph, with gusts as high as 20 mph.
Wednesday
A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 45. Southwest wind 6 to 9 mph.
Wednesday Night
A 30 percent chance of showers. Cloudy, with a low around 36.
Thursday
A 40 percent chance of rain. Mostly cloudy, with a high near 43.
Thursday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 24.
Friday
A 30 percent chance of snow before 1pm. Partly sunny, with a high near 33.
Friday Night
Partly cloudy, with a low around 25.
Saturday
Mostly sunny, with a high near 39.
Saturday Night
Mostly cloudy, with a low around 29.
Sunday
A 30 percent chance of snow showers. Partly sunny, with a high near 37.
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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:
5:36 am EST Jan 12, 2026
Forecast Valid:
11am EST Jan 12, 2026-6pm EST Jan 18, 2026
 
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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