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

25°F

-4°C

Humidity 50%
Wind Speed SW 8 mph
Barometer 30.67 in (1038.6 mb)
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 2 Mar 8:56 pm EST
Extended Forecast for

Essex CT

  • Tonight

    Tonight: Increasing clouds, with a low around 18. Calm wind.

    Low: 18 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A chance of snow before 11am, then rain and snow between 11am and 4pm, then rain after 4pm. High near 37. Wind chill values between 20 and 30. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Chance
    Rain/Snow
    then
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain. Low around 35. Calm wind. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 35 °F

    Rain

  • Wednesday

    Wednesday: Mostly sunny, with a high near 51. Light and variable wind.

    High: 51 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain between 1am and 4am, then a chance of freezing rain after 4am. Mostly cloudy, with a low around 31. Calm wind. Chance of precipitation is 30%.

    Low: 31 °F

    Mostly Cloudy
    then Chance
    Rain/Freezing
    Rain

  • Thursday

    Thursday: A chance of freezing rain before 7am, then a chance of rain. Cloudy, with a high near 47. Chance of precipitation is 40%.

    High: 47 °F

    Chance
    Rain/Freezing
    Rain then
    Chance Rain

  • Thursday Night

    Thursday Night: Rain, mainly after 1am. Low around 36. Chance of precipitation is 80%.

    Low: 36 °F

    Chance Rain
    then Rain

  • Friday

    Friday: A 50 percent chance of rain before 1pm. Mostly cloudy, with a high near 45.

    High: 45 °F

    Chance Rain

  • Friday Night

    Friday Night: Cloudy, with a low around 34.

    Low: 34 °F

    Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 18. Calm wind.
Tuesday
A chance of snow before 11am, then rain and snow between 11am and 4pm, then rain after 4pm. High near 37. Wind chill values between 20 and 30. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Tuesday Night
Rain. Low around 35. Calm wind. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Mostly sunny, with a high near 51. Light and variable wind.
Wednesday Night
A chance of rain between 1am and 4am, then a chance of freezing rain after 4am. Mostly cloudy, with a low around 31. Calm wind. Chance of precipitation is 30%.
Thursday
A chance of freezing rain before 7am, then a chance of rain. Cloudy, with a high near 47. Chance of precipitation is 40%.
Thursday Night
Rain, mainly after 1am. Low around 36. Chance of precipitation is 80%.
Friday
A 50 percent chance of rain before 1pm. Mostly cloudy, with a high near 45.
Friday Night
Cloudy, with a low around 34.
Saturday
Mostly cloudy, with a high near 50.
Saturday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 42.
Sunday
A 30 percent chance of rain. Mostly cloudy, with a high near 60.
Sunday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 43.
Monday
Mostly cloudy, with a high near 59.
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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:
1:04 pm EST Mar 2, 2026
Forecast Valid:
9pm EST Mar 2, 2026-6pm EDT Mar 9, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation