Current conditions at

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

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

Fair

56°F

13°C

Humidity 100%
Wind Speed Calm
Barometer 30.02 in (1016.4 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 25 Jun 4:56 am EDT
Detailed forecast for

Southern Middlesex

Today
Mostly sunny. Highs in the lower 80s. Light and variable winds, becoming south around 5 mph this afternoon.
Tonight
Partly cloudy in the evening, then mostly cloudy with a chance of showers with a slight chance of thunderstorms after midnight. Lows in the lower 60s. South winds around 5 mph. Chance of rain 50 percent.
Friday
Mostly cloudy with showers likely with a slight chance of thunderstorms in the morning, then partly sunny with a slight chance of showers and thunderstorms in the afternoon. Humid with highs in the upper 70s. South winds 5 to 10 mph. Chance of rain 60 percent.
Friday Night
Mostly cloudy. A slight chance of showers and thunderstorms in the evening, then a chance of showers after midnight. Lows in the lower 60s. Southwest winds around 5 mph in the evening, becoming light and variable. Chance of rain 40 percent.
Saturday
Mostly cloudy with a 50 percent chance of showers. Highs in the upper 70s. Light and variable winds, becoming southeast around 5 mph in the afternoon.
Saturday Night
Mostly cloudy with a chance of showers in the evening, then partly cloudy after midnight. Lows in the lower 60s. Chance of rain 40 percent.
Sunday
Mostly sunny. Highs in the mid 80s.
Sunday Night
Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 60s.
Monday
Sunny. Highs in the mid 80s.
Monday Night
Partly cloudy. Lows in the mid 60s.
Tuesday
Mostly sunny. Highs in the mid 80s.
Tuesday Night
Partly cloudy. A chance of showers. Lows in the upper 60s. Chance of rain 30 percent.
Wednesday
Mostly sunny. Highs in the upper 80s. Heat index values in the upper 90s.



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226 AM EDT Thu Jun 25 2026
 
 

Additional Resources

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