Current conditions at

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

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

Fair

68°F

20°C

Humidity 65%
Wind Speed N 10 mph
Barometer 29.76 in (1007.6 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 12 Oct 12:56 pm EDT
Detailed forecast for

Southern New London

Today
Mostly cloudy this morning, then clearing. Highs in the lower 70s. North winds 5 to 10 mph. Gusts up to 20 mph this morning.
Tonight
Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 50s. North winds around 5 mph.
Tuesday
Mostly cloudy. Highs in the upper 60s. East winds 5 to 10 mph, becoming southeast in the afternoon.
Tuesday Night
Mostly cloudy in the evening, then becoming partly cloudy. A chance of showers with a slight chance of thunderstorms. Lows in the lower 60s. Southwest winds 5 to 10 mph with gusts up to 25 mph. Chance of rain 30 percent.
Wednesday
Mostly sunny. Highs in the mid 70s. West winds 5 to 10 mph with gusts up to 20 mph.
Wednesday Night
Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 50s.
Thursday
Sunny. Highs in the mid 60s.
Thursday Night
Partly cloudy in the evening, then mostly cloudy with a chance of showers after midnight. Lows in the upper 40s. Chance of rain 50 percent.
Friday
Showers. Highs in the upper 60s. Chance of rain 80 percent.
Friday Night
Mostly cloudy. Showers, mainly in the evening. Lows in the mid 40s. Chance of rain 80 percent.
Saturday
Mostly sunny and breezy. Highs in the mid 50s.
Saturday Night
Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 30s.
Sunday
Sunny. Highs in the mid 50s.



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628 AM EDT Mon Oct 12 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database