Current conditions at

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

Lat: 41.33°NLon: 72.05°WElev: 10ft.

A Few Clouds

80°F

27°C

Humidity 76%
Wind Speed S 8 mph
Barometer 29.89 in (1011.9 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 17 Aug 12:56 pm EDT
Extended Forecast for

New London CT

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 84. South wind 9 to 11 mph.

    High: 84 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 64. Southwest wind 5 to 15 mph becoming north after midnight.  Chance of precipitation is 40%.

    Low: 64 °F

    Chance
    Showers

  • Monday

    Monday: Partly sunny, with a high near 70. Breezy, with a north wind 15 to 20 mph.

    High: 70 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 58. Northeast wind around 9 mph.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 69. Northeast wind 8 to 14 mph becoming east in the afternoon.

    High: 69 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers after 8am.  Partly sunny, with a high near 69.

    High: 69 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers.  Mostly cloudy, with a low around 63.

    Low: 63 °F

    Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 84. South wind 9 to 11 mph.
Tonight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Southwest wind 5 to 15 mph becoming north after midnight. Chance of precipitation is 40%.
Monday
Partly sunny, with a high near 70. Breezy, with a north wind 15 to 20 mph.
Monday Night
Partly cloudy, with a low around 58. Northeast wind around 9 mph.
Tuesday
Mostly sunny, with a high near 69. Northeast wind 8 to 14 mph becoming east in the afternoon.
Tuesday Night
Partly cloudy, with a low around 62.
Wednesday
A 30 percent chance of showers after 8am. Partly sunny, with a high near 69.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 63.
Thursday
Mostly sunny, with a high near 73.
Thursday Night
Partly cloudy, with a low around 62.
Friday
Sunny, with a high near 75.
Friday Night
Mostly clear, with a low around 66.
Saturday
Sunny, with a high near 75.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
New London CT
 41.34°N 72.08°W (Elev. 36 ft)
8:04 am EDT Aug 17, 2025
1pm EDT Aug 17, 2025-6pm EDT Aug 23, 2025
 
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