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.

Fog/Mist

45°F

7°C

Humidity 97%
Wind Speed S 5 mph
Barometer 30.27 in (1025.0 mb)
Dewpoint 44°F (7°C)
Visibility 5.00 mi
Wind Chill42°F (6°C)
Last update 3 Apr 10:56 am EDT
Extended Forecast for

2 Miles W Hadlyme CT

  • Today

    Today: Patchy fog before noon. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 59. Southwest wind 3 to 8 mph.

    High: 59 °F

    Patchy Fog

  • Tonight

    Tonight: Patchy fog between 11pm and 2am. Otherwise, mostly cloudy, with a low around 51. Southwest wind 6 to 8 mph.

    Low: 51 °F

    Patchy Fog

  • Saturday

    Saturday: A 20 percent chance of showers after 2pm. Increasing clouds, with a high near 68. Calm wind becoming southeast 5 to 8 mph in the afternoon.

    High: 68 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: A 50 percent chance of showers, mainly after 8pm. Cloudy, with a low around 42. East wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 42 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers. High near 60. Southwest wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 60 °F

    Showers
    Likely then
    Showers

  • Sunday Night

    Sunday Night: Showers before 8pm. Low around 38. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Showers then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of rain and snow showers before 2pm, then a chance of rain showers. Partly sunny, with a high near 49. Chance of precipitation is 30%.

    High: 49 °F

    Chance
    Rain/Snow

Detailed Forecast

Today
Patchy fog before noon. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 59. Southwest wind 3 to 8 mph.
Tonight
Patchy fog between 11pm and 2am. Otherwise, mostly cloudy, with a low around 51. Southwest wind 6 to 8 mph.
Saturday
A 20 percent chance of showers after 2pm. Increasing clouds, with a high near 68. Calm wind becoming southeast 5 to 8 mph in the afternoon.
Saturday Night
A 50 percent chance of showers, mainly after 8pm. Cloudy, with a low around 42. East wind 7 to 10 mph, with gusts as high as 20 mph.
Sunday
Showers. High near 60. Southwest wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Showers before 8pm. Low around 38. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Mostly sunny, with a high near 52.
Monday Night
Partly cloudy, with a low around 35.
Tuesday
A chance of rain and snow showers before 2pm, then a chance of rain showers. Partly sunny, with a high near 49. Chance of precipitation is 30%.
Tuesday Night
Mostly clear, with a low around 28.
Wednesday
Sunny, with a high near 49.
Wednesday Night
Mostly clear, with a low around 34.
Thursday
Mostly sunny, with a high near 55.
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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:
2:20 am EDT Apr 3, 2026
Forecast Valid:
11am EDT Apr 3, 2026-6pm EDT Apr 9, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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