National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Groton / New London, Groton / New London Airport (KGON)

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Overcast

65°F

18°C

Humidity 97%
Wind Speed S 10 mph
Barometer 29.72 in (1006.5 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 18 Jun 8:56 am EDT
Extended Forecast for

Essex CT

  • Today

    Today: A chance of showers, then showers and thunderstorms likely after 2pm. Mostly cloudy, with a high near 80. South wind 10 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Chance
    Showers then
    T-storms
    Likely

  • Tonight

    Tonight: Partly cloudy, with a low around 66. West wind 6 to 9 mph, with gusts as high as 26 mph.

    Low: 66 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 82. West wind 8 to 11 mph.

    High: 82 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Clear, with a low around 62. West wind 5 to 7 mph.

    Low: 62 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 82. West wind 10 to 14 mph.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 61.

    Low: 61 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of showers after 2am. Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy
    then Chance
    Showers

  • Monday

    Monday: Showers likely, then showers and possibly a thunderstorm after 2pm. High near 79. Chance of precipitation is 80%.

    High: 79 °F

    Showers

Detailed Forecast

Today
A chance of showers, then showers and thunderstorms likely after 2pm. Mostly cloudy, with a high near 80. South wind 10 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Partly cloudy, with a low around 66. West wind 6 to 9 mph, with gusts as high as 26 mph.
Juneteenth
Mostly sunny, with a high near 82. West wind 8 to 11 mph.
Friday Night
Clear, with a low around 62. West wind 5 to 7 mph.
Saturday
Sunny, with a high near 82. West wind 10 to 14 mph.
Saturday Night
Clear, with a low around 61.
Sunday
Sunny, with a high near 81.
Sunday Night
A 30 percent chance of showers after 2am. Partly cloudy, with a low around 61.
Monday
Showers likely, then showers and possibly a thunderstorm after 2pm. High near 79. Chance of precipitation is 80%.
Monday Night
Showers and possibly a thunderstorm before 8pm, then showers likely. Low around 59. Chance of precipitation is 80%.
Tuesday
A 30 percent chance of showers. Mostly sunny, with a high near 84.
Tuesday Night
Mostly clear, with a low around 59.
Wednesday
Sunny, with a high near 85.
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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:
6:47 am EDT Jun 18, 2026
Forecast Valid:
9am EDT Jun 18, 2026-6pm EDT Jun 24, 2026
 
Forecast Discussion
 
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Additional Resources

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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