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

47°F

8°C

Humidity 74%
Wind Speed W 3 mph
Barometer 29.87 in (1011.6 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 11 Nov 5:56 pm EST
Extended Forecast for

Essex CT

  • Tonight

    Tonight: Mostly clear during the evening, then cloudy overnight, with a low around 41. Calm wind becoming east around 6 mph after midnight.

    Low: 41 °F

    Becoming
    Cloudy

  • Thursday

    Thursday: Showers, mainly after noon. High near 59. East wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 59 °F

    Mostly Cloudy
    then Showers

  • Thursday Night

    Thursday Night: Rain, mainly after 4am. Low around 36. North wind 8 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 36 °F

    Rain

  • Friday

    Friday: Rain, mainly before 4pm. High near 48. North wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 48 °F

    Rain

  • Friday Night

    Friday Night: A 40 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 30. North wind around 6 mph.

    Low: 30 °F

    Chance Rain

  • Saturday

    Saturday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear during the evening, then cloudy overnight, with a low around 41. Calm wind becoming east around 6 mph after midnight.
Thursday
Showers, mainly after noon. High near 59. East wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain, mainly after 4am. Low around 36. North wind 8 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain, mainly before 4pm. High near 48. North wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
A 40 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 30. North wind around 6 mph.
Saturday
Partly sunny, with a high near 49.
Saturday Night
Partly cloudy, with a low around 29.
Sunday
Sunny, with a high near 52.
Sunday Night
Mostly clear, with a low around 30.
Monday
Sunny, with a high near 52.
Monday Night
Mostly clear, with a low around 29.
Tuesday
Sunny, with a high near 53.
Tuesday Night
Mostly clear, with a low around 28.
Wednesday
Sunny, with a high near 56.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Essex CT
 41.36°N 72.4°W (Elev. 92 ft)
Last Update:
2:56 pm EST Nov 11, 2026
Forecast Valid:
6pm EST Nov 11, 2026-6pm EST Nov 18, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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