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

42°F

6°C

Humidity 76%
Wind Speed S 7 mph
Barometer 30.10 in (1019.3 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 20 Mar 10:56 am EDT
Extended Forecast for

Essex CT

  • Today

    Today: A 30 percent chance of rain after 5pm. Partly sunny, with a high near 52. South wind 6 to 10 mph, with gusts as high as 22 mph.

    High: 52 °F

    Chance Rain

  • Tonight

    Tonight: Rain, mainly before 11pm. Low around 40. Southwest wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 40 °F

    Rain then
    Chance Rain

  • Saturday

    Saturday: Sunny, with a high near 54. Northwest wind 6 to 8 mph.

    High: 54 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of rain and snow before 11am, then a chance of rain. Mostly cloudy, with a high near 52. Calm wind becoming south 5 to 8 mph in the morning. Chance of precipitation is 30%.

    High: 52 °F

    Slight Chance
    Rain/Snow
    then Chance
    Rain

  • Sunday Night

    Sunday Night: Rain likely, mainly after 8pm. Mostly cloudy, with a low around 38. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 38 °F

    Rain Likely

  • Monday

    Monday: A 40 percent chance of rain before 2pm. Mostly cloudy, with a high near 47.

    High: 47 °F

    Chance Rain

  • Monday Night

    Monday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

Detailed Forecast

Today
A 30 percent chance of rain after 5pm. Partly sunny, with a high near 52. South wind 6 to 10 mph, with gusts as high as 22 mph.
Tonight
Rain, mainly before 11pm. Low around 40. Southwest wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
Sunny, with a high near 54. Northwest wind 6 to 8 mph.
Saturday Night
Mostly cloudy, with a low around 37. Calm wind.
Sunday
A slight chance of rain and snow before 11am, then a chance of rain. Mostly cloudy, with a high near 52. Calm wind becoming south 5 to 8 mph in the morning. Chance of precipitation is 30%.
Sunday Night
Rain likely, mainly after 8pm. Mostly cloudy, with a low around 38. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Monday
A 40 percent chance of rain before 2pm. Mostly cloudy, with a high near 47.
Monday Night
Partly cloudy, with a low around 28.
Tuesday
Mostly sunny, with a high near 44.
Tuesday Night
Mostly cloudy, with a low around 31.
Wednesday
Partly sunny, with a high near 48.
Wednesday Night
Mostly cloudy, with a low around 29.
Thursday
A 30 percent chance of rain. Partly sunny, with a high near 48.
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:
9:59 am EDT Mar 20, 2026
Forecast Valid:
11am EDT Mar 20, 2026-6pm EDT Mar 26, 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