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

54°F

12°C

Humidity 67%
Wind Speed SW 13 mph
Barometer 30.06 in (1017.8 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 30 Mar 3:56 pm EDT
Extended Forecast for

2 Miles W Hadlyme CT

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 61. Southwest wind around 13 mph, with gusts as high as 29 mph.

    High: 61 °F

    Mostly Sunny

  • Tonight

    Tonight: A slight chance of showers before 8pm, then showers likely after 2am. Mostly cloudy, with a low around 49. Southwest wind 7 to 13 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 49 °F

    Partly Cloudy
    then Showers
    Likely

  • Tuesday

    Tuesday: Showers likely, mainly before 8am. Partly sunny, with a high near 65. Southwest wind 7 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 65 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 8pm. Mostly cloudy, with a low around 53. Southwest wind around 11 mph, with gusts as high as 23 mph.

    Low: 53 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 62. Southwest wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 62 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely, mainly before 2am. Mostly cloudy, with a low around 42. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Showers
    Likely

  • Thursday

    Thursday: A 30 percent chance of showers before 2pm. Cloudy, with a high near 48.

    High: 48 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers between 8pm and 2am. Cloudy, with a low around 40. Chance of precipitation is 30%.

    Low: 40 °F

    Chance
    Showers

  • Friday

    Friday: Mostly cloudy, with a high near 61.

    High: 61 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 61. Southwest wind around 13 mph, with gusts as high as 29 mph.
Tonight
A slight chance of showers before 8pm, then showers likely after 2am. Mostly cloudy, with a low around 49. Southwest wind 7 to 13 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Showers likely, mainly before 8am. Partly sunny, with a high near 65. Southwest wind 7 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
A 20 percent chance of showers after 8pm. Mostly cloudy, with a low around 53. Southwest wind around 11 mph, with gusts as high as 23 mph.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 62. Southwest wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers likely, mainly before 2am. Mostly cloudy, with a low around 42. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A 30 percent chance of showers before 2pm. Cloudy, with a high near 48.
Thursday Night
A chance of showers between 8pm and 2am. Cloudy, with a low around 40. Chance of precipitation is 30%.
Friday
Mostly cloudy, with a high near 61.
Friday Night
A 30 percent chance of showers before 2am. Mostly cloudy, with a low around 51.
Saturday
Mostly cloudy, with a high near 66.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 46.
Sunday
A 50 percent chance of showers. Mostly cloudy, with a high near 63.
Sunday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 43.
Monday
A chance of showers. Partly sunny, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Hadlyme CT
 41.4°N 72.36°W (Elev. 279 ft)
Last Update:
2:28 pm EDT Mar 30, 2026
Forecast Valid:
4pm EDT Mar 30, 2026-6pm EDT Apr 6, 2026
 
Forecast Discussion
 
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Additional Resources

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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