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

29°F

-2°C

Humidity 92%
Wind Speed Calm
Barometer 30.27 in (1024.9 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 25 Nov 12:56 am EST
Extended Forecast for

Essex CT

  • Overnight

    Overnight: Mostly cloudy, with a low around 28. Calm wind.

    Low: 28 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Rain likely, mainly after 4pm. Cloudy, with a high near 56. Calm wind becoming south 5 to 9 mph in the morning. Chance of precipitation is 60%.

    High: 56 °F

    Mostly Cloudy
    then Rain
    Likely

  • Tuesday Night

    Tuesday Night: Rain, mainly before 4am. Steady temperature around 51. South wind 3 to 6 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 51 °F

    Rain

  • Wednesday

    Wednesday: Rain likely, mainly after 7am. Cloudy, with a high near 61. South wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 61 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain before 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 37. Light southwest wind becoming west 5 to 9 mph in the evening. Winds could gust as high as 21 mph.

    Low: 37 °F

    Chance Rain

  • Thanksgiving Day

    Thanksgiving Day: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Widespread frost between midnight and 1am. Otherwise, mostly clear, with a low around 30.

    Low: 30 °F

    Partly Cloudy
    then Frost

  • Friday

    Friday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 28. Calm wind.
Tuesday
Rain likely, mainly after 4pm. Cloudy, with a high near 56. Calm wind becoming south 5 to 9 mph in the morning. Chance of precipitation is 60%.
Tuesday Night
Rain, mainly before 4am. Steady temperature around 51. South wind 3 to 6 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday
Rain likely, mainly after 7am. Cloudy, with a high near 61. South wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 30 percent chance of rain before 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 37. Light southwest wind becoming west 5 to 9 mph in the evening. Winds could gust as high as 21 mph.
Thanksgiving Day
Mostly sunny, with a high near 46.
Thursday Night
Widespread frost between midnight and 1am. Otherwise, mostly clear, with a low around 30.
Friday
Mostly sunny, with a high near 44.
Friday Night
Partly cloudy, with a low around 29.
Saturday
Sunny, with a high near 43.
Saturday Night
Mostly cloudy, with a low around 28.
Sunday
Mostly cloudy, with a high near 49.
Sunday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 34.
Monday
A 40 percent chance of rain. Mostly cloudy, with a high near 52.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Essex CT
 41.36°N 72.4°W (Elev. 92 ft)
Last Update:
1:21 am EST Nov 25, 2025
Forecast Valid:
1am EST Nov 25, 2025-6pm EST Dec 1, 2025
 
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