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

43°F

6°C

Humidity 68%
Wind Speed W 8 mph
Barometer 29.85 in (1010.8 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 6 Apr 2:56 am EDT
Extended Forecast for

2 Miles W Hadlyme CT

  • Overnight

    Overnight: Mostly clear, with a low around 37. West wind around 7 mph.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Increasing clouds, with a high near 52. West wind around 9 mph, with gusts as high as 20 mph.

    High: 52 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: A slight chance of rain showers between 11pm and 2am, then a chance of rain and snow showers. Partly cloudy, with a low around 36. Northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 36 °F

    Slight Chance
    Showers then
    Chance
    Rain/Snow

  • Tuesday

    Tuesday: A 20 percent chance of showers before 2pm. Mostly sunny, with a high near 50. West wind 6 to 10 mph, with gusts as high as 22 mph.

    High: 50 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 28. Northwest wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 28 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 31.

    Low: 31 °F

    Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 37. West wind around 7 mph.
Monday
Increasing clouds, with a high near 52. West wind around 9 mph, with gusts as high as 20 mph.
Monday Night
A slight chance of rain showers between 11pm and 2am, then a chance of rain and snow showers. Partly cloudy, with a low around 36. Northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Tuesday
A 20 percent chance of showers before 2pm. Mostly sunny, with a high near 50. West wind 6 to 10 mph, with gusts as high as 22 mph.
Tuesday Night
Mostly clear, with a low around 28. Northwest wind 6 to 10 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 47.
Wednesday Night
Clear, with a low around 31.
Thursday
Mostly sunny, with a high near 50.
Thursday Night
Partly cloudy, with a low around 38.
Friday
Mostly sunny, with a high near 62.
Friday Night
Partly cloudy, with a low around 46.
Saturday
Mostly sunny, with a high near 67.
Saturday Night
Partly cloudy, with a low around 44.
Sunday
Mostly sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Hadlyme CT
 41.4°N 72.36°W (Elev. 279 ft)
Last Update:
2:34 am EDT Apr 6, 2026
Forecast Valid:
3am EDT Apr 6, 2026-6pm EDT Apr 12, 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