Current conditions at

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

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

Mostly Cloudy

42°F

6°C

Humidity 92%
Wind Speed S 5 mph
Barometer 30.24 in (1024.1 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 30 Mar 6:56 am EDT
Detailed forecast for

Southern New London

Today
Mostly cloudy. Highs in the upper 50s. Southwest winds 10 to 15 mph. Gusts up to 30 mph.
Tonight
Mostly cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the mid 40s. Southwest winds 10 to 15 mph. Gusts up to 30 mph, decreasing to 20 mph after midnight. Chance of rain 50 percent.
Tuesday
Mostly cloudy with a 50 percent chance of showers. Highs in the lower 60s. Southwest winds 10 to 15 mph.
Tuesday Night
Mostly cloudy. Lows around 50. Southwest winds 10 to 15 mph with gusts up to 30 mph.
Wednesday
Partly sunny. A chance of showers in the afternoon. Highs in the mid 60s. Southwest winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 50 percent.
Wednesday Night
Showers likely. Lows in the lower 40s. Chance of rain 60 percent.
Thursday
Mostly cloudy with a 50 percent chance of showers. Cooler with highs in the upper 40s.
Thursday Night
Cloudy with a 40 percent chance of rain. Lows in the upper 30s.
Friday
Mostly cloudy with a 30 percent chance of rain. Highs in the upper 50s.
Friday Night
Mostly cloudy with a chance of rain. Lows in the upper 40s. Chance of rain 40 percent.
Saturday
Mostly cloudy with a 30 percent chance of rain. Highs in the upper 50s.
Saturday Night
Cloudy with a 40 percent chance of rain. Lows in the lower 40s.
Sunday
Cloudy with a 50 percent chance of rain. Highs in the upper 50s.



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535 AM EDT Mon Mar 30 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database