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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.

Light Rain

40°F

4°C

Humidity	89%
Wind Speed	E 13 mph
Barometer	30.04 in (1017.1 mb)
Dewpoint	37°F (3°C)
Visibility	7.00 mi
Wind Chill	32°F (0°C)
Last update	10 Jan 6:56 pm EST

More Information:

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

Extended Forecast for

2 Miles W Hadlyme CT

Tonight
Low: 38 °F
Rain and
Patchy Fog
Sunday
High: 43 °F
Chance Rain
and Areas Fog
then Slight
Chance
Rain/Snow
Sunday Night
Low: 27 °F
Partly Cloudy
Monday
High: 38 °F
Mostly Sunny
Monday Night
Low: 28 °F
Mostly Clear
Tuesday
High: 42 °F
Sunny
Tuesday Night
Low: 34 °F
Mostly Cloudy
Wednesday
High: 44 °F
Cloudy
Wednesday Night
Low: 29 °F
Chance Rain

Detailed Forecast

Tonight

Rain, mainly before 4am. Patchy fog after 1am. Low around 38. East wind 5 to 8 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 10am, then a slight chance of rain and snow showers after 4pm. Areas of fog before 7am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 43. Light northwest wind becoming west 5 to 9 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 30%.

Sunday Night

Partly cloudy, with a low around 27. Wind chill values between 15 and 25. West wind 13 to 16 mph, with gusts as high as 32 mph.

Monday

Mostly sunny, with a high near 38. Wind chill values between 15 and 25. West wind 8 to 14 mph, with gusts as high as 25 mph.

Monday Night

Mostly clear, with a low around 28. Southwest wind around 7 mph.

Tuesday

Sunny, with a high near 42.

Tuesday Night

Mostly cloudy, with a low around 34.

Wednesday

Cloudy, with a high near 44.