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Climate Reports Summary for 2025

Current conditions at

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

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Rain Fog/Mist

40°F

4°C

Humidity	97%
Wind Speed	E 10 G 24 mph
Barometer	30.00 in (1015.7 mb)
Dewpoint	39°F (4°C)
Visibility	4.00 mi
Wind Chill	34°F (1°C)
Last update	10 Jan 7:56 pm EST

More Information:

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

Extended Forecast for

Conning Towers-Nautilus Park CT

Tonight
Low: 38 °F
Rain and
Patchy Fog
Sunday
High: 43 °F
Chance Rain
then Chance
Rain/Snow
Sunday Night
Low: 27 °F
Chance Snow
Showers then
Partly Cloudy
Monday
High: 39 °F
Mostly Sunny
Monday Night
Low: 29 °F
Mostly Clear
Tuesday
High: 43 °F
Sunny
Tuesday Night
Low: 34 °F
Mostly Cloudy
Wednesday
High: 45 °F
Mostly Cloudy
Wednesday Night
Low: 30 °F
Chance Rain

Detailed Forecast

Tonight

Rain, mainly before 4am. Patchy fog after 10pm. Low around 38. East wind 9 to 14 mph becoming light and variable after midnight. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

Sunday

A chance of rain before 1pm, then a chance of snow showers after 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 43. Northwest wind 5 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

Sunday Night

A 30 percent chance of snow showers, mainly before 7pm. Partly cloudy, with a low around 27. Wind chill values between 15 and 20. West wind 10 to 16 mph, with gusts as high as 30 mph.

Monday

Mostly sunny, with a high near 39. Wind chill values between 15 and 25. West wind 7 to 13 mph, with gusts as high as 24 mph.

Monday Night

Mostly clear, with a low around 29. Southwest wind around 6 mph.

Tuesday

Sunny, with a high near 43.

Tuesday Night

Mostly cloudy, with a low around 34.

Wednesday

Mostly cloudy, with a high near 45.

Wednesday Night

A 30 percent chance of rain. Mostly cloudy, with a low around 30.