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

56°F

13°C

Humidity 77%
Wind Speed N 12 mph
Barometer 30.25 in (1024.1 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 22 Sep 5:56 am EDT
Extended Forecast for

Essex CT

  • Today

    Today: Mostly cloudy, with a high near 67. Northeast wind 8 to 11 mph, with gusts as high as 21 mph.

    High: 67 °F

    Mostly Cloudy

  • Tonight

    Tonight: Partly cloudy, with a low around 49. Northeast wind 7 to 9 mph.

    Low: 49 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 68. Northeast wind 11 to 15 mph, with gusts as high as 26 mph.

    High: 68 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 49. Northeast wind 8 to 10 mph, with gusts as high as 23 mph.

    Low: 49 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 67. Northeast wind 13 to 16 mph, with gusts as high as 28 mph.

    High: 67 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: A 50 percent chance of showers. Mostly cloudy, with a high near 65. Breezy.

    High: 65 °F

    Chance
    Showers and
    Breezy

  • Friday Night

    Friday Night: Showers likely. Mostly cloudy, with a low around 51. Chance of precipitation is 60%.

    Low: 51 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 65. Breezy. Chance of precipitation is 60%.

    High: 65 °F

    Showers
    Likely and
    Breezy

Detailed Forecast

Today
Mostly cloudy, with a high near 67. Northeast wind 8 to 11 mph, with gusts as high as 21 mph.
Tonight
Partly cloudy, with a low around 49. Northeast wind 7 to 9 mph.
Wednesday
Mostly sunny, with a high near 68. Northeast wind 11 to 15 mph, with gusts as high as 26 mph.
Wednesday Night
Partly cloudy, with a low around 49. Northeast wind 8 to 10 mph, with gusts as high as 23 mph.
Thursday
Mostly sunny, with a high near 67. Northeast wind 13 to 16 mph, with gusts as high as 28 mph.
Thursday Night
A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 49.
Friday
A 50 percent chance of showers. Mostly cloudy, with a high near 65. Breezy.
Friday Night
Showers likely. Mostly cloudy, with a low around 51. Chance of precipitation is 60%.
Saturday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 65. Breezy. Chance of precipitation is 60%.
Saturday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 51. Chance of precipitation is 60%.
Sunday
A 40 percent chance of showers. Partly sunny, with a high near 68.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 52.
Monday
Mostly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Essex CT
 41.38°N 72.4°W (Elev. 197 ft)
Last Update:
2:35 am EDT Sep 22, 2026
Forecast Valid:
7am EDT Sep 22, 2026-6pm EDT Sep 28, 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