GROTON LONG POINT, CT 06340 Weather Forecast & Current Conditions

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GROTON, CT
Current Weather

2:56 AM EDT MAY 14, 2026
Overcast
55°F
Feels Like: 51°F
Dewpoint: 50°F
Rel. Hum.: 83%
Visibility: 10 miles
Wind: SE at 14 mph
Pressure: 29.82 inches
Last 72 hours

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GROTON LONG POINT, CT 06340
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TODAY
Showers with a slight chance of thunderstorms. Highs in the lower 60s. Southeast winds 5 to 10 mph. Gusts up to 20 mph this morning. Chance of rain near 100 percent.
TONIGHT
Mostly cloudy with a 50 percent chance of showers. Lows in the lower 50s. Southwest winds around 5 mph, becoming northwest after midnight.
FRIDAY
Mostly cloudy. A slight chance of showers in the morning, then a chance of showers in the afternoon. Highs in the lower 60s. Northwest winds around 5 mph. Chance of rain 50 percent.
FRIDAY NIGHT
Partly cloudy in the evening, then clearing. Lows around 50. North winds around 5 mph, becoming west after midnight.
SATURDAY
Sunny. Highs in the lower 70s. Southwest winds 10 to 15 mph.
SATURDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 50s.
SUNDAY
Mostly sunny. Highs in the upper 70s.
SUNDAY NIGHT
Partly cloudy. Lows in the mid 50s.
MONDAY
Mostly sunny. Highs in the mid 70s.
MONDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 50s.
TUESDAY
Mostly sunny. Highs in the mid 70s.
TUESDAY NIGHT
Partly cloudy. Lows in the upper 50s.
WEDNESDAY
Mostly sunny. Highs in the upper 70s.

Visible Weather Satellite
GROTON LONG POINT, CT 06340
Infrared Weather Satellite
GROTON LONG POINT, CT 06340
NEXRAD Weather Radar
GROTON LONG POINT, CT 06340

GROTON, CT 3 hourly weather forecast

weather forecast created  7:00 PM CDT  5/13/2026
Thursday
14 MAY 2026
GROTON LONG POINT, CT 06340 weather forecast Day 1, 0 hours 2 AM 56° 53° Mostly Cloudy 51%
RAIN
<.01 in
0% Thunder
( 10% severe)
SSE   10 80% 50°
Low 54° GROTON LONG POINT, CT 06340 weather forecast Day 1, 3 hours 5 AM 55° 52° Mostly Cloudy SSE   9 83% 50°
High 61° GROTON LONG POINT, CT 06340 weather forecast Day 1, 6 hours 8 AM 57° 55° Mostly Cloudy 87%
RAIN
***
0% Thunder
( 11% severe)
SE   9 83% 52°

Mostly Cloudy

Rain Likely

GROTON LONG POINT, CT 06340 weather forecast Day 1, 9 hours 11 AM 61° 60° Mostly Cloudy ESE   9 78% 54°
GROTON LONG POINT, CT 06340 weather forecast Day 1, 12 hours 2 PM 60° 59° Mostly Cloudy 60%
RAIN
***
0% Thunder
( 15% severe)
E   7 81% 54°
GROTON LONG POINT, CT 06340 weather forecast Day 1, 15 hours 5 PM 61° 62° Mostly Cloudy E   3 78% 54°
GROTON LONG POINT, CT 06340 weather forecast Day 1, 18 hours 8 PM 57° 58° Mostly Cloudy 37%
RAIN
.25–.5 in
0% Thunder
( 4% severe)
  CALM 90% 54°
GROTON LONG POINT, CT 06340 weather forecast Day 1, 21 hours 11 PM 54° 54° Partly Cloudy   CALM 93% 52°
Friday
15 MAY 2026
GROTON LONG POINT, CT 06340 weather forecast Day 2, 0 hours 2 AM 54° 54° Mostly Cloudy 18%
RAIN
<.01 in
0% Thunder
( 3% severe)
  CALM 90% 51°
Low 50° GROTON LONG POINT, CT 06340 weather forecast Day 2, 3 hours 5 AM 52° 52° Mostly Cloudy WNW   3 89% 49°
High 63° GROTON LONG POINT, CT 06340 weather forecast Day 2, 6 hours 8 AM 55° 54° Mostly Cloudy 43%
RAIN
.01–.1 in
0% Thunder
( 5% severe)
NW   5 83% 50°

Mostly Cloudy

Chance of Rain

GROTON LONG POINT, CT 06340 weather forecast Day 2, 9 hours 11 AM 62° 62° Mostly Cloudy NNW   7 70% 52°
GROTON LONG POINT, CT 06340 weather forecast Day 2, 12 hours 2 PM 63° 63° Mostly Cloudy 29%
RAIN
.01–.1 in
0% Thunder
( 6% severe)
NNW   8 67% 52°
GROTON LONG POINT, CT 06340 weather forecast Day 2, 15 hours 5 PM 62° 62° Mostly Cloudy N   6 67% 51°
GROTON LONG POINT, CT 06340 weather forecast Day 2, 18 hours 8 PM 57° 58° Partly Cloudy 2%

0% Thunder
( 0% severe)
NA   2 77% 50°
GROTON LONG POINT, CT 06340 weather forecast Day 2, 21 hours 11 PM 53° 53° Partly Cloudy   CALM 86% 49°

GROTON, CT extended weather forecast

Saturday
16 MAY 2026
Sunday
17 MAY 2026
Monday
18 MAY 2026
Tuesday
19 MAY 2026
Wednesday
20 MAY 2026
Low 47° Low 51° Low 59° Low 60° Low 58°
High 66° High 71° High 74° High 75° High 70°
GROTON LONG POINT, CT 06340 weather forecast Day 3 GROTON LONG POINT, CT 06340 weather forecast Day 4 GROTON LONG POINT, CT 06340 weather forecast Day 5 GROTON LONG POINT, CT 06340 weather forecast Day 6 GROTON LONG POINT, CT 06340 weather forecast Day 7
Clear
10% Rain
Partly Cloudy
25% Rain
Partly Cloudy
23% Rain
Partly Cloudy
26% Rain
Partly Cloudy
34% Rain
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