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.

Overcast

52°F

11°C

Humidity 77%
Wind Speed S 10 mph
Barometer 30.06 in (1017.9 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 13 May 8:56 am EDT
Extended Forecast for

Essex CT

  • Today

    Today: A 20 percent chance of showers before 11am. Mostly cloudy, with a high near 67. South wind 10 to 17 mph, with gusts as high as 30 mph.

    High: 67 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Tonight

    Tonight: A 40 percent chance of showers after 2am. Increasing clouds, with a low around 53. South wind 5 to 10 mph becoming light southeast after midnight. Winds could gust as high as 26 mph.

    Low: 53 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: Showers, with thunderstorms also possible after 2pm. High near 65. Southeast wind around 6 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 65 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 51. Calm wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Showers
    Likely

  • Friday

    Friday: Showers likely, mainly between 8am and 2pm. Mostly cloudy, with a high near 67. Calm wind becoming north around 6 mph in the afternoon. Chance of precipitation is 70%.

    High: 67 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 52.

    Low: 52 °F

    Chance
    Showers then
    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

Detailed Forecast

Today
A 20 percent chance of showers before 11am. Mostly cloudy, with a high near 67. South wind 10 to 17 mph, with gusts as high as 30 mph.
Tonight
A 40 percent chance of showers after 2am. Increasing clouds, with a low around 53. South wind 5 to 10 mph becoming light southeast after midnight. Winds could gust as high as 26 mph.
Thursday
Showers, with thunderstorms also possible after 2pm. High near 65. Southeast wind around 6 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 51. Calm wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Showers likely, mainly between 8am and 2pm. Mostly cloudy, with a high near 67. Calm wind becoming north around 6 mph in the afternoon. Chance of precipitation is 70%.
Friday Night
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 52.
Saturday
Sunny, with a high near 77.
Saturday Night
Mostly clear, with a low around 58.
Sunday
Sunny, with a high near 84.
Sunday Night
Partly cloudy, with a low around 58.
Monday
Mostly sunny, with a high near 81.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
Mostly sunny, with a high near 82.
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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:
2:29 am EDT May 13, 2026
Forecast Valid:
10am EDT May 13, 2026-6pm EDT May 19, 2026
 
Forecast Discussion
 
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Additional Resources

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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