Current conditions at

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

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

Fair

67°F

19°C

Humidity 93%
Wind Speed SW 8 mph
Barometer 30.01 in (1016.1 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 1 Oct 7:56 pm EDT
Detailed forecast for

Southern Middlesex

This Afternoon
Mostly cloudy. Near steady temperature in the lower 70s. Southwest winds 5 to 10 mph.
Tonight
Partly cloudy. Lows in the mid 60s. Southwest winds 5 to 10 mph.
Friday
Mostly sunny. Highs in the lower 80s. Southwest winds 5 to 10 mph with gusts up to 25 mph.
Friday Night
Mostly cloudy with a chance of showers with a slight chance of thunderstorms in the evening, then partly cloudy with a slight chance of showers after midnight. Lows in the upper 50s. Northwest winds 5 to 10 mph. Gusts up to 20 mph in the evening. Chance of rain 30 percent.
Saturday
Sunny. Highs in the upper 60s. North winds 5 to 10 mph, becoming northeast in the afternoon.
Saturday Night
Mostly clear. Lows around 50.
Sunday
Partly sunny. A chance of showers in the afternoon. Highs in the mid 60s. Chance of rain 30 percent.
Sunday Night
Mostly cloudy with a 40 percent chance of showers. Lows in the lower 50s.
Monday
Partly sunny. Highs in the upper 60s.
Monday Night
Mostly clear. Lows in the mid 40s.
Tuesday
Sunny. Highs in the upper 50s.
Tuesday Night
Clear. Lows in the lower 40s.
Wednesday
Sunny. Highs around 60.
Wednesday Night
Mostly clear. Lows around 50.
Thursday
Sunny. Highs in the mid 60s.



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246 PM EDT Thu Oct 1 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database