GROTON, CT 06340 Weather Forecast & Current Conditions

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GROTON, CT
Current Weather

8:56 PM EDT APR 1, 2025
Clear
46°F
Feels Like: 41°F
Dewpoint: 21°F
Rel. Hum.: 36%
Visibility: 10 miles
Wind: NW at 9 mph
Pressure: 30.15 inches
Last 72 hours

Local Area Snow Depth

Connecticut Current Weather

Connecticut MOS Forecast Weather


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(Automated weather data from NWS/FAA)
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GROTON, CT 06340
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Mostly clear. Cooler with lows in the upper 20s. North winds around 5 mph.
WEDNESDAY
Mostly sunny. Highs in the mid 40s. Northeast winds around 5 mph, becoming southeast in the afternoon.
WEDNESDAY NIGHT
Cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the mid 30s. Southeast winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 40 percent.
THURSDAY
Cloudy with a 40 percent chance of showers. Areas of fog. Highs in the upper 50s. South winds 10 to 15 mph with gusts up to 30 mph.
THURSDAY NIGHT
Cloudy with a 40 percent chance of showers. Lows around 50. Southwest winds 10 to 15 mph. Gusts up to 25 mph in the evening.
FRIDAY
Mostly cloudy. Highs in the lower 60s.
FRIDAY NIGHT
Mostly cloudy. Lows in the lower 40s.
SATURDAY
Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs around 50. Chance of rain 70 percent.
SATURDAY NIGHT
Rain likely. Lows around 40. Chance of rain 70 percent.
SUNDAY
Mostly cloudy. Rain likely in the morning, then a chance of showers in the afternoon. Highs in the upper 50s. Chance of rain 60 percent.
SUNDAY NIGHT
Mostly cloudy with a 50 percent chance of showers. Lows in the mid 40s.
MONDAY
Mostly cloudy in the morning, then becoming mostly sunny. A 50 percent chance of showers. Highs in the mid 50s.
MONDAY NIGHT
Mostly cloudy. Lows in the lower 30s.

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

GROTON, CT 3 hourly weather forecast

weather forecast created  6:00 AM CST  4/ 1/2025
Tuesday
1 APR 2025
GROTON, CT 06340 weather forecast Day 1, 12 hours 1 PM 51° 46° Clear 1%

0% Thunder
( 0% severe)
NW   13 42% 29°
High 52° GROTON, CT 06340 weather forecast Day 1, 15 hours 4 PM 50° 46° Clear NNW   12 40% 27°
Clear



GROTON, CT 06340 weather forecast Day 1, 18 hours 7 PM 44° 39° Clear 0%

0% Thunder
( 0% severe)
NNW   8 46% 25°
GROTON, CT 06340 weather forecast Day 1, 21 hours 10 PM 38° 32° Clear NNW   8 53% 23°
Wednesday
2 APR 2025
GROTON, CT 06340 weather forecast Day 2, 0 hours 1 AM 34° 28° Partly Cloudy 0%

0% Thunder
( 0% severe)
N   7 54% 20°
Low 29° GROTON, CT 06340 weather forecast Day 2, 3 hours 4 AM 32° 26° Mostly Cloudy N   7 56% 19°
High 46° GROTON, CT 06340 weather forecast Day 2, 6 hours 7 AM 34° 28° Partly Cloudy 1%

0% Thunder
( 0% severe)
NE   7 47% 17°

Partly Cloudy



GROTON, CT 06340 weather forecast Day 2, 9 hours 10 AM 41° 36° Partly Cloudy E   7 36% 17°
GROTON, CT 06340 weather forecast Day 2, 12 hours 1 PM 42° 36° Partly Cloudy 3%

0% Thunder
( 1% severe)
SE   10 44% 22°
GROTON, CT 06340 weather forecast Day 2, 15 hours 4 PM 40° 33° Mostly Cloudy SE   10 59% 27°
GROTON, CT 06340 weather forecast Day 2, 18 hours 7 PM 39° 32° Mostly Cloudy 11%
RAIN
<.01 in
0% Thunder
( 1% severe)
SSE   10 70% 30°
GROTON, CT 06340 weather forecast Day 2, 21 hours 10 PM 39° 32° Mostly Cloudy SSE   10 79% 33°
Thursday
3 APR 2025
GROTON, CT 06340 weather forecast Day 3, 0 hours 1 AM 40° 33° Mostly Cloudy 24%
RAIN
.01–.1 in
0% Thunder
( 1% severe)
SSE   10 85% 36°
Low 37° GROTON, CT 06340 weather forecast Day 3, 3 hours 4 AM 42° 36° Overcast SSE   12 93% 40°
High 59° GROTON, CT 06340 weather forecast Day 3, 6 hours 7 AM 46° 40° Mostly Cloudy 47%
RAIN
.5–1 in
0% Thunder
( 4% severe)
S   14 93% 44°

Mostly Cloudy

Chance of Rain


Breezy
GROTON, CT 06340 weather forecast Day 3, 9 hours 10 AM 52° 47° Mostly Cloudy SSW   17 89% 49°
GROTON, CT 06340 weather forecast Day 3, 15 hours 1 PM 54° 49° Mostly Cloudy 7%

0% Thunder
( 4% severe)
SSW   20 86% 50°
GROTON, CT 06340 weather forecast Day 3, 18 hours 4 PM 54° 49° Mostly Cloudy SW   17 90% 51°
GROTON, CT 06340 weather forecast Day 3, 21 hours 7 PM 54° 50° Mostly Cloudy     SW   13 93% 52°

GROTON, CT extended weather forecast

Friday
4 APR 2025
Saturday
5 APR 2025
Sunday
6 APR 2025
Monday
7 APR 2025
Tuesday
8 APR 2025
Low 50° Low 42° Low 40° Low 41° Low 32°
High 65° High 50° High 53° High 53° High 49°
GROTON, CT 06340 weather forecast Day 4 GROTON, CT 06340 weather forecast Day 5 GROTON, CT 06340 weather forecast Day 6 GROTON, CT 06340 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Mostly Cloudy
23% Rain
Overcast
62% Rain
Overcast
64% Rain
Overcast
71% Rain
Partly Cloudy
35% Rain
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