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

69°F

21°C

Humidity 96%
Wind Speed SW 14 mph
Barometer 29.96 in (1014.6 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 23 Sep 4:56 pm EDT
Extended Forecast for

2 Miles NNW New London CT

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before midnight, then showers likely and possibly a thunderstorm after 2am. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 63. Southwest wind 5 to 8 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Showers
    Likely and
    Patchy Fog

  • Wednesday

    Wednesday: Showers likely, with thunderstorms also possible after 2pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 75. Calm wind becoming east 5 to 7 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Showers
    Likely and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers likely after 11pm. Patchy fog after midnight. Otherwise, cloudy, with a low around 62. East wind 3 to 5 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday

    Thursday: Showers likely, with thunderstorms also possible after 2pm. Cloudy, with a high near 73. South wind 6 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 73 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 2am, then showers likely. Low around 64. Southwest wind around 6 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 64 °F

    Showers

  • Friday

    Friday: Showers likely, mainly before 8am. Partly sunny, with a high near 78. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 78 °F

    Showers
    Likely then
    Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 59.

    Low: 59 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers before 8am. Partly sunny, with a high near 77.

    High: 77 °F

    Chance
    Showers then
    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 60.

    Low: 60 °F

    Chance
    Showers

Detailed Forecast

Tonight
Showers and thunderstorms likely, mainly before midnight, then showers likely and possibly a thunderstorm after 2am. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 63. Southwest wind 5 to 8 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers likely, with thunderstorms also possible after 2pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 75. Calm wind becoming east 5 to 7 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms, then showers likely after 11pm. Patchy fog after midnight. Otherwise, cloudy, with a low around 62. East wind 3 to 5 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers likely, with thunderstorms also possible after 2pm. Cloudy, with a high near 73. South wind 6 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Showers and possibly a thunderstorm before 2am, then showers likely. Low around 64. Southwest wind around 6 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Friday
Showers likely, mainly before 8am. Partly sunny, with a high near 78. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 59.
Saturday
A 30 percent chance of showers before 8am. Partly sunny, with a high near 77.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 60.
Sunday
Mostly sunny, with a high near 79.
Sunday Night
Partly cloudy, with a low around 56.
Monday
Mostly sunny, with a high near 77.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
Mostly sunny, with a high near 73.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW New London CT
 41.39°N 72.1°W (Elev. 105 ft)
Last Update:
3:57 pm EDT Sep 23, 2025
Forecast Valid:
5pm EDT Sep 23, 2025-6pm EDT Sep 30, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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