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

38°F

3°C

Humidity 76%
Wind Speed Calm
Barometer 30.21 in (1023.0 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 3 Nov 5:56 am EST
Extended Forecast for

Essex CT

  • Today

    Today: Rain likely, mainly after 4pm. Mostly cloudy, with a high near 61. Light southeast wind becoming south 5 to 10 mph in the morning. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 61 °F

    Mostly Cloudy
    then Rain
    Likely

  • Tonight

    Tonight: Rain likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 10pm. Cloudy during the early evening, then gradual clearing, with a low around 42. South wind 8 to 13 mph becoming west in the evening. Winds could gust as high as 26 mph. Chance of precipitation is 60%.

    Low: 42 °F

    Showers
    Likely then
    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 59. West wind 13 to 17 mph, with gusts as high as 31 mph.

    High: 59 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 40. West wind 3 to 7 mph.

    Low: 40 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 61. Light west wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 22 mph.

    High: 61 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain before 1am, then a chance of showers after 4am. Mostly cloudy, with a low around 42. Chance of precipitation is 40%.

    Low: 42 °F

    Chance Rain

  • Thursday

    Thursday: A 30 percent chance of showers before 7am. Sunny, with a high near 55.

    High: 55 °F

    Chance
    Showers then
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

Detailed Forecast

Today
Rain likely, mainly after 4pm. Mostly cloudy, with a high near 61. Light southeast wind becoming south 5 to 10 mph in the morning. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 10pm. Cloudy during the early evening, then gradual clearing, with a low around 42. South wind 8 to 13 mph becoming west in the evening. Winds could gust as high as 26 mph. Chance of precipitation is 60%.
Tuesday
Sunny, with a high near 59. West wind 13 to 17 mph, with gusts as high as 31 mph.
Tuesday Night
Mostly clear, with a low around 40. West wind 3 to 7 mph.
Wednesday
Partly sunny, with a high near 61. Light west wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 22 mph.
Wednesday Night
A chance of rain before 1am, then a chance of showers after 4am. Mostly cloudy, with a low around 42. Chance of precipitation is 40%.
Thursday
A 30 percent chance of showers before 7am. Sunny, with a high near 55.
Thursday Night
Mostly clear, with a low around 34.
Friday
Partly sunny, with a high near 60.
Friday Night
Rain likely, mainly after 1am. Mostly cloudy, with a low around 48. Chance of precipitation is 60%.
Saturday
A 30 percent chance of rain. Partly sunny, with a high near 61.
Saturday Night
Mostly cloudy, with a low around 39.
Sunday
A 40 percent chance of rain. Mostly cloudy, with a high near 55.
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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:
1:07 am EST Nov 3, 2025
Forecast Valid:
6am EST Nov 3, 2025-6pm EST Nov 9, 2025
 
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Additional Resources

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Chance of Precipitation