NEW LONDON, CT 06320 Weather Forecast & Current Conditions

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GROTON, CT
Current Weather

11:56 PM EDT MAY 11, 2025
Clear
50°F
Feels Like: 48°F
Dewpoint: 36°F
Rel. Hum.: 58%
Visibility: 10 miles
Wind: N at 6 mph
Pressure: 30.31 inches
Last 72 hours

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NEW LONDON, CT 06320
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Mostly clear. Lows in the lower 40s. North winds around 5 mph.
MONDAY
Sunny. Highs in the upper 60s. East winds 5 to 10 mph, becoming south in the afternoon.
MONDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 50s. Southwest winds 5 to 10 mph.
TUESDAY
Partly sunny in the morning, then mostly cloudy with a slight chance of showers in the afternoon. Highs in the upper 60s. West winds around 5 mph, becoming southeast in the afternoon. Chance of rain 20 percent.
TUESDAY NIGHT
Mostly cloudy with a 20 percent chance of showers. Lows in the mid 50s. Southeast winds around 5 mph.
WEDNESDAY
Mostly cloudy. A chance of showers in the afternoon. Highs in the mid 60s. Chance of rain 40 percent.
WEDNESDAY NIGHT
Showers likely. Lows in the upper 50s. Chance of rain 60 percent.
THURSDAY
Mostly cloudy. Showers likely, mainly in the morning. Highs in the upper 60s. Chance of rain 60 percent.
THURSDAY NIGHT
Mostly cloudy. Lows in the upper 50s.
FRIDAY
Mostly cloudy in the morning, then becoming partly sunny. Highs in the lower 70s.
FRIDAY NIGHT
Mostly cloudy with a chance of showers. Lows in the upper 50s. Chance of rain 50 percent.
SATURDAY
Partly sunny with a 40 percent chance of showers. Highs in the mid 70s.
SATURDAY NIGHT
Mostly cloudy with a 50 percent chance of showers. Lows in the upper 50s.

Visible Weather Satellite
NEW LONDON, CT 06320
Infrared Weather Satellite
NEW LONDON, CT 06320
NEXRAD Weather Radar
NEW LONDON, CT 06320

GROTON, CT 3 hourly weather forecast

weather forecast created  7:00 PM CDT  5/11/2025
Monday
12 MAY 2025
NEW LONDON, CT 06320 weather forecast Day 1, 0 hours 2 AM 49° 49° Clear 0%

0% Thunder
( 0% severe)
NE   2 56% 34°
Low 46° NEW LONDON, CT 06320 weather forecast Day 1, 3 hours 5 AM 47° 46° Clear NE   1 60% 34°
High 64° NEW LONDON, CT 06320 weather forecast Day 1, 6 hours 8 AM 55° 55° Clear 1%

0% Thunder
( 0% severe)
ESE   1 55% 39°

Clear



NEW LONDON, CT 06320 weather forecast Day 1, 9 hours 11 AM 60° 59° Clear S   7 49% 41°
NEW LONDON, CT 06320 weather forecast Day 1, 12 hours 2 PM 62° 61° Clear 1%

0% Thunder
( 0% severe)
S   10 50% 43°
NEW LONDON, CT 06320 weather forecast Day 1, 15 hours 5 PM 61° 60° Partly Cloudy SSW   10 58% 46°
NEW LONDON, CT 06320 weather forecast Day 1, 18 hours 8 PM 57° 56° Partly Cloudy 1%

0% Thunder
( 0% severe)
SW   7 75% 49°
NEW LONDON, CT 06320 weather forecast Day 1, 21 hours 11 PM 55° 54° Partly Cloudy SW   5 86% 51°
Tuesday
13 MAY 2025
NEW LONDON, CT 06320 weather forecast Day 2, 0 hours 2 AM 53° 53° Partly Cloudy 1%

0% Thunder
( 0% severe)
WSW   2 93% 51°
Low 51° NEW LONDON, CT 06320 weather forecast Day 2, 3 hours 5 AM 53° 53° Mostly Cloudy WSW   1 93% 51°
High 68° NEW LONDON, CT 06320 weather forecast Day 2, 6 hours 8 AM 59° 60° Mostly Cloudy 3%

0% Thunder
( 0% severe)
WSW   1 80% 53°

Mostly Cloudy



NEW LONDON, CT 06320 weather forecast Day 2, 9 hours 11 AM 65° 65° Mostly Cloudy SE   3 70% 55°
NEW LONDON, CT 06320 weather forecast Day 2, 12 hours 2 PM 66° 66° Mostly Cloudy 7%

0% Thunder
( 0% severe)
SE   8 68% 55°
NEW LONDON, CT 06320 weather forecast Day 2, 15 hours 5 PM 63° 63° Mostly Cloudy SE   7 72% 54°
NEW LONDON, CT 06320 weather forecast Day 2, 18 hours 8 PM 58° 58° Mostly Cloudy 6%

0% Thunder
( 0% severe)
ESE   5 87% 54°
NEW LONDON, CT 06320 weather forecast Day 2, 21 hours 11 PM 56° 56° Mostly Cloudy E   3 90% 53°

GROTON, CT extended weather forecast

BAD DAY
BAD DATE
BAD DAY
BAD DATE
BAD DAY
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BAD DAY
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BAD DATE
Low 51° Low 54° Low 55° Low 57° Low 54°
High 64° High 62° High 65° High 68° High 71°
NEW LONDON, CT 06320 weather forecast Day 3 NEW LONDON, CT 06320 weather forecast Day 4 NEW LONDON, CT 06320 weather forecast Day 5 NEW LONDON, CT 06320 weather forecast Day 6 NEW LONDON, CT 06320 weather forecast Day 7
Mostly Cloudy
55% Rain
Overcast
92% Rain
Overcast
58% Rain
Overcast
51% Rain
Mostly Cloudy
43% Rain
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