Current conditions at

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

Lat: 41.33° N Lon: 72.05° W Elev: 10 ft.

Fair

38°F

3°C

Humidity 93%
Wind Speed N 3 mph
Barometer 30.19 in (1022.3 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 28 Apr 5:56 am EDT
Detailed forecast for

Northern New London

Tonight
Clear. Lows in the lower 40s. East winds around 5 mph, becoming north after midnight.
Tuesday
Sunny. Highs in the upper 60s. East winds 5 to 10 mph.
Tuesday Night
Mostly cloudy in the evening, then becoming partly cloudy. Lows around 40. East winds around 5 mph, becoming northeast after midnight.
Wednesday
Mostly sunny. Highs in the mid 60s. Northeast winds around 5 mph, becoming southeast around 5 mph in the afternoon.
Wednesday Night
Cloudy. A chance of showers in the evening, then showers after midnight. Lows in the mid 40s. Southeast winds around 5 mph. Chance of rain 90 percent.
Thursday
Showers. Highs in the mid 50s. Chance of rain 90 percent.
Thursday Night
Mostly cloudy. Showers likely in the evening. Lows in the lower 40s. Chance of rain 60 percent.
Friday
Mostly sunny. Highs in the upper 50s.
Friday Night
Partly cloudy. Lows around 40.
Saturday
Partly sunny. A chance of showers in the afternoon. Highs in the upper 50s. Chance of rain 30 percent.
Saturday Night
Partly cloudy. A chance of showers in the evening. Lows in the upper 30s. Chance of rain 30 percent.
Sunday
Mostly sunny. Highs in the upper 50s.
Sunday Night
Partly cloudy in the evening, then clearing. Lows in the upper 30s.
Monday
Mostly sunny. Highs in the lower 60s.



Basemap Options
Click map to change the forecast location
Loading map...
542 PM EDT Mon Apr 27 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database