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

70°F

21°C

Humidity 82%
Wind Speed Calm
Barometer 30.08 in (1018.4 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 4 Aug 7:56 am EDT
Extended Forecast for

Essex CT

  • Today

    Today: Mostly sunny, with a high near 83. Calm wind becoming northwest around 5 mph.

    High: 83 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 83. Calm wind becoming south around 5 mph in the afternoon.

    High: 83 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers, mainly after 2am. Mostly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers before 8am, then a slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 87. Calm wind becoming southwest 5 to 8 mph in the morning. Chance of precipitation is 20%.

    High: 87 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 73.

    Low: 73 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 83. Calm wind becoming northwest around 5 mph.
Tonight
Mostly cloudy, with a low around 63. Calm wind.
Wednesday
Partly sunny, with a high near 83. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night
A 30 percent chance of showers, mainly after 2am. Mostly cloudy, with a low around 70. Calm wind.
Thursday
A slight chance of showers before 8am, then a slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 87. Calm wind becoming southwest 5 to 8 mph in the morning. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 73.
Friday
Mostly sunny, with a high near 88.
Friday Night
Partly cloudy, with a low around 72.
Saturday
A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 87.
Saturday Night
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 71.
Sunday
Mostly sunny, with a high near 87.
Sunday Night
Mostly clear, with a low around 71.
Monday
Sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Essex CT
 41.34°N 72.41°W (Elev. 98 ft)
Last Update:
6:53 am EDT Aug 4, 2026
Forecast Valid:
8am EDT Aug 4, 2026-6pm EDT Aug 10, 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