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Climate Reports Summary for November and Fall 2025

Current conditions at

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

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Overcast

48°F

9°C

Humidity	80%
Wind Speed	SW 17 G 29 mph
Barometer	29.42 in (996.3 mb)
Dewpoint	42°F (6°C)
Visibility	10.00 mi
Wind Chill	42°F (6°C)
Last update	10 Dec 5:56 pm EST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

2 Miles N Hadlyme CT

Tonight
Low: 28 °F
Rain then
Slight Chance
Rain
Thursday
High: 34 °F⇓
Mostly Sunny
then Slight
Chance Snow
Showers
Thursday Night
Low: 21 °F
Partly Cloudy
Friday
High: 34 °F
Sunny
Friday Night
Low: 21 °F
Partly Cloudy
Saturday
High: 38 °F
Partly Sunny
Saturday Night
Low: 24 °F
Mostly Cloudy
then Chance
Snow
Sunday
High: 33 °F
Chance Snow
Sunday Night
Low: 15 °F
Mostly Clear

Detailed Forecast

Tonight

Rain, mainly before 10pm. Low around 28. Southwest wind 9 to 11 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

Thursday

A 20 percent chance of snow showers after 1pm. Mostly sunny, with a temperature rising to near 34 by noon, then falling to around 29 during the remainder of the day. Wind chill values between 15 and 25. West wind 13 to 17 mph, with gusts as high as 38 mph.

Thursday Night

Partly cloudy, with a low around 21. Wind chill values between 10 and 15. West wind 13 to 16 mph, with gusts as high as 40 mph.

Friday

Sunny, with a high near 34. Wind chill values between 10 and 20. West wind 9 to 13 mph, with gusts as high as 25 mph.

Friday Night

Partly cloudy, with a low around 21. West wind around 5 mph becoming calm in the evening.

Saturday

Partly sunny, with a high near 38.

Saturday Night

A 30 percent chance of snow after 1am. Mostly cloudy, with a low around 24.

Sunday

A 30 percent chance of snow before 1pm. Partly sunny, with a high near 33.