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

60°F

16°C

Humidity 90%
Wind Speed SW 7 mph
Barometer 30.08 in (1018.6 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 4 Nov 5:56 pm EST
Extended Forecast for

2 Miles W Hadlyme CT

  • Tonight

    Tonight: Increasing clouds, with a low around 57. South wind around 5 mph becoming calm in the evening.

    Low: 57 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A slight chance of rain between 10am and 1pm. Mostly cloudy, with a high near 72. Light south wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 20%.

    High: 72 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly after 1am. Mostly cloudy, with a low around 61. Southwest wind 3 to 6 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 61 °F

    Rain Likely

  • Friday

    Friday: Rain likely. Mostly cloudy, with a high near 70. Calm wind becoming south around 5 mph. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 70 °F

    Rain Likely

  • Friday Night

    Friday Night: Rain likely, mainly before 1am. Mostly cloudy, with a low around 53. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 53 °F

    Rain Likely

  • Saturday

    Saturday: Partly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of rain. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance Rain

  • Sunday

    Sunday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 57. South wind around 5 mph becoming calm in the evening.
Thursday
A slight chance of rain between 10am and 1pm. Mostly cloudy, with a high near 72. Light south wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 20%.
Thursday Night
Rain likely, mainly after 1am. Mostly cloudy, with a low around 61. Southwest wind 3 to 6 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain likely. Mostly cloudy, with a high near 70. Calm wind becoming south around 5 mph. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.
Friday Night
Rain likely, mainly before 1am. Mostly cloudy, with a low around 53. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Partly sunny, with a high near 67.
Saturday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 43.
Sunday
Mostly sunny, with a high near 60.
Sunday Night
Mostly clear, with a low around 39.
Monday
Sunny, with a high near 58.
Monday Night
Mostly clear, with a low around 37.
Tuesday
Sunny, with a high near 61.
Tuesday Night
Mostly clear, with a low around 37.
Veterans Day
Sunny, with a high near 59.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Hadlyme CT
 41.4°N 72.39°W (Elev. 197 ft)
Last Update:
1:23 pm EST Nov 4, 2026
Forecast Valid:
6pm EST Nov 4, 2026-6pm EST Nov 11, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation