Current conditions at

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

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

Light Rain Fog/Mist

45°F

7°C

Humidity 100%
Wind Speed SW 6 mph
Barometer 29.24 in (990.1 mb)
Dewpoint 45°F (7°C)
Visibility 1.00 mi
Wind Chill42°F (6°C)
Last update 29 Dec 2:56 pm EST
Detailed forecast for

Southern New London

This Afternoon
Rain. Not as cool with highs in the upper 40s. Southwest winds 10 to 15 mph with gusts up to 35 mph. Chance of rain near 100 percent.
Tonight
Partly cloudy with a chance of rain in the evening, then partly cloudy after midnight. Lows in the lower 20s. West winds 15 to 20 mph with gusts up to 45 mph. Chance of rain 50 percent.
Tuesday
Partly sunny. Cooler with highs around 30. West winds 15 to 20 mph with gusts up to 45 mph.
Tuesday Night
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 20s. West winds 15 to 20 mph with gusts up to 35 mph.
Wednesday
Mostly cloudy in the morning, then becoming partly sunny. Highs in the mid 30s. West winds 10 to 15 mph with gusts up to 30 mph.
Wednesday Night
Mostly cloudy with a 40 percent chance of snow. Lows around 20.
New Years Day
Mostly sunny. Cold with highs in the upper 20s.
Thursday Night
Mostly clear. Lows 15 to 20.
Friday
Mostly sunny. Highs around 30.
Friday Night
Partly cloudy. Lows around 20.
Saturday
Mostly sunny. Highs in the mid 30s.
Saturday Night
Partly cloudy. Lows around 20.
Sunday
Mostly sunny. Highs in the lower 30s.
Sunday Night
Mostly cloudy. Lows around 20.
Monday
Mostly cloudy. Highs in the mid 30s.



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141 PM EST Mon Dec 29 2025
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database