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.

Light Rain

38°F

3°C

Humidity 89%
Wind Speed NE 13 mph
Barometer 30.28 in (1025.5 mb)
Dewpoint 35°F (2°C)
Visibility 8.00 mi
Wind Chill30°F (-1°C)
Last update 5 Mar 11:56 pm EST
Extended Forecast for

Essex CT

  • Overnight

    Overnight: Rain. Low around 33. Northeast wind around 6 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 33 °F

    Rain

  • Friday

    Friday: Rain likely, mainly before 7am. Cloudy, with a high near 42. Northeast wind 5 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 42 °F

    Rain Likely
    then Mostly
    Cloudy

  • Friday Night

    Friday Night: Patchy fog. Otherwise, cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Patchy Fog

  • Saturday

    Saturday: Cloudy, with a high near 49. Calm wind becoming south around 6 mph in the afternoon.

    High: 49 °F

    Cloudy

  • Saturday Night

    Saturday Night: Rain likely, mainly after 1am. Cloudy, with a temperature rising to around 48 by 4am. South wind 3 to 6 mph. Chance of precipitation is 70%.

    Low: 44 °F⇑

    Rain Likely

  • Sunday

    Sunday: Cloudy, then gradually becoming mostly sunny, with a high near 57.

    High: 57 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

Detailed Forecast

Overnight
Rain. Low around 33. Northeast wind around 6 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain likely, mainly before 7am. Cloudy, with a high near 42. Northeast wind 5 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Patchy fog. Otherwise, cloudy, with a low around 33. Calm wind.
Saturday
Cloudy, with a high near 49. Calm wind becoming south around 6 mph in the afternoon.
Saturday Night
Rain likely, mainly after 1am. Cloudy, with a temperature rising to around 48 by 4am. South wind 3 to 6 mph. Chance of precipitation is 70%.
Sunday
Cloudy, then gradually becoming mostly sunny, with a high near 57.
Sunday Night
Mostly clear, with a low around 37.
Monday
Sunny, with a high near 57.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Mostly sunny, with a high near 62.
Tuesday Night
Mostly cloudy, with a low around 42.
Wednesday
A 30 percent chance of rain. Mostly cloudy, with a high near 58.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 42. Chance of precipitation is 60%.
Thursday
A 50 percent chance of rain. Mostly cloudy, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Essex CT
 41.36°N 72.4°W (Elev. 92 ft)
Last Update:
1:01 pm EST Mar 5, 2026
Forecast Valid:
12am EST Mar 6, 2026-6pm EDT Mar 12, 2026
 
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Additional Resources

Radar & Satellite Image

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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