Current conditions at

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

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

Mostly Cloudy

64°F

18°C

Humidity 70%
Wind Speed N 8 mph
Barometer 29.96 in (1014.5 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 23 Jul 3:56 am EDT
Detailed forecast for

Southern New London

Today
Sunny. Highs around 80. North winds around 5 mph, becoming southwest this afternoon.
Tonight
Mostly clear. Lows in the upper 50s. South winds around 5 mph in the evening, becoming light and variable.
Friday
Sunny. Highs in the lower 80s. East winds around 5 mph, becoming south in the afternoon.
Friday Night
Mostly clear. Lows around 60. Southeast winds around 5 mph in the evening, becoming light and variable.
Saturday
Sunny. Highs in the lower 80s. Northeast winds around 5 mph, becoming southeast in the afternoon.
Saturday Night
Mostly clear. Lows around 60.
Sunday
Sunny. Highs around 80.
Sunday Night
Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 60s.
Monday
Mostly sunny. Highs in the upper 70s.
Monday Night
Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers. Lows in the mid 60s. Chance of rain 30 percent.
Tuesday
Partly sunny. A chance of showers in the morning, then a chance of showers and thunderstorms in the afternoon. Highs around 80. Chance of rain 50 percent.
Tuesday Night
Showers likely with a chance of thunderstorms in the evening, then showers likely after midnight. Lows in the mid 60s. Chance of rain 60 percent.
Wednesday
Partly sunny. A chance of showers. Highs in the upper 70s. Chance of rain 50 percent.



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214 AM EDT Thu Jul 23 2026
 
 

Additional Resources

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National Digital Forecast Database