National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Groton / New London, Groton / New London Airport (KGON)

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fair

63°F

17°C

Humidity 68%
Wind Speed SW 5 mph
Barometer 30.01 in (1016.3 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 4 Jun 7:56 pm EDT
Extended Forecast for

New London CT

  • Tonight

    Tonight: Partly cloudy, with a low around 59. Southwest wind around 6 mph becoming calm in the evening.

    Low: 59 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 91. Calm wind becoming southwest 5 to 8 mph in the morning.

    High: 91 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 63. Southwest wind around 6 mph becoming calm in the evening.

    Low: 63 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 88. Light southwest wind increasing to 9 to 14 mph in the morning.

    High: 88 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Southwest wind 3 to 7 mph. Chance of precipitation is 50%.

    Low: 66 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 60%.

    High: 80 °F

    Chance
    T-storms then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely before 8pm. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.

    Low: 57 °F

    Showers
    Likely then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 59. Southwest wind around 6 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 91. Calm wind becoming southwest 5 to 8 mph in the morning.
Friday Night
Partly cloudy, with a low around 63. Southwest wind around 6 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 88. Light southwest wind increasing to 9 to 14 mph in the morning.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Southwest wind 3 to 7 mph. Chance of precipitation is 50%.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 60%.
Sunday Night
Showers likely before 8pm. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 76.
Monday Night
Mostly clear, with a low around 55.
Tuesday
Sunny, with a high near 80.
Tuesday Night
Mostly clear, with a low around 58.
Wednesday
Sunny, with a high near 83.
Wednesday Night
Partly cloudy, with a low around 61.
Thursday
Mostly sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
New London CT
 41.35°N 72.11°W (Elev. 98 ft)
Last Update:
6:47 pm EDT Jun 4, 2026
Forecast Valid:
8pm EDT Jun 4, 2026-6pm EDT Jun 11, 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