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.

Partly Cloudy

19°C

67°F

Humidity 73%
Wind Speed SW 19 km/h
Barometer 1009.4 mb (29.81 in)
Dewpoint 14°C (58°F)
Visibility 16 km
Last update 17 Apr 2:56 pm EDT
Extended Forecast for

Essex CT

  • This Afternoon

    This Afternoon: Scattered showers and thunderstorms. Mostly cloudy, with a high near 23. North wind around 10 km/h. Chance of precipitation is 50%.

    High: 23 °C

    Scattered
    T-storms

  • Tonight

    Tonight: Scattered showers before 8pm. Partly cloudy, with a low around 10. Calm wind. Chance of precipitation is 30%.

    Low: 10 °C

    Scattered
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 17. Northeast wind 5 to 11 km/h becoming east in the afternoon.

    High: 17 °C

    Partly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 2am. Mostly cloudy, with a low around 8. Southeast wind 3 to 8 km/h.

    Low: 8 °C

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: Showers, mainly after 8am. High near 13. Light and variable wind becoming northwest 18 to 23 km/h in the morning. Chance of precipitation is 90%. New precipitation amounts between 5 and 7.5 mm possible.

    High: 13 °C

    Showers

  • Sunday Night

    Sunday Night: Cloudy during the early evening, then gradual clearing, with a low around 2.

    Low: 2 °C

    Gradual
    Clearing

  • Monday

    Monday: Mostly sunny, with a high near 11.

    High: 11 °C

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 0.

    Low: 0 °C

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 11.

    High: 11 °C

    Sunny

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms. Mostly cloudy, with a high near 23. North wind around 10 km/h. Chance of precipitation is 50%.
Tonight
Scattered showers before 8pm. Partly cloudy, with a low around 10. Calm wind. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 17. Northeast wind 5 to 11 km/h becoming east in the afternoon.
Saturday Night
A 20 percent chance of showers after 2am. Mostly cloudy, with a low around 8. Southeast wind 3 to 8 km/h.
Sunday
Showers, mainly after 8am. High near 13. Light and variable wind becoming northwest 18 to 23 km/h in the morning. Chance of precipitation is 90%. New precipitation amounts between 5 and 7.5 mm possible.
Sunday Night
Cloudy during the early evening, then gradual clearing, with a low around 2.
Monday
Mostly sunny, with a high near 11.
Monday Night
Partly cloudy, with a low around 0.
Tuesday
Sunny, with a high near 11.
Tuesday Night
Partly cloudy, with a low around 4.
Wednesday
Partly sunny, with a high near 16.
Wednesday Night
Partly cloudy, with a low around 6.
Thursday
Sunny, with a high near 17.
Thursday Night
Partly cloudy, with a low around 7.
Friday
Mostly sunny, with a high near 17.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Essex CT
 41.36°N 72.43°W (Elev. 95 m)
Last Update:
2:24 pm EDT Apr 17, 2026
Forecast Valid:
3pm EDT Apr 17, 2026-6pm EDT Apr 24, 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