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Published in Weather / Connecticut Weather Temperature

Weather in Groton / New London, Connecticut

Current Conditions (Wednesday, January 29, 2025 at 19:56 America/New_York time)

Temperature: 37°F (3°C)
Skies: mostly cloudy
Humidity: 51%
Wind: From the NW at 12 mph (19 km/h) gusting to 21 mph (34 km/h)
Pressure: 1003
Dew Point: 21°F (-6°C)

Forecast Overview

Thu Jan 30
37°F 19°F
3°C -7°C
More clouds than sun.

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Fri Jan 31
41°F 37°F
5°C 3°C
Chance of rain all day.

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Sat Feb 1
41°F 23°F
5°C -5°C
Mostly cloudy skies.

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Sun Feb 2
36°F 21°F
2°C -6°C
Overcast skies.

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Mon Feb 3
41°F 36°F
5°C 2°C
Chance of light rain in the morning.

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Tue Feb 4
41°F 27°F
5°C -3°C
Chance of light rain before sunrise.

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Wed Feb 5
34°F 25°F
1°C -4°C
Chance of snow after 7 pm.

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Thu Feb 6
37°F 27°F
3°C -3°C
Chance of rain before sunrise.

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Fri Feb 7
36°F 27°F
2°C -3°C
Partly cloudy skies.

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Detailed Forecast

Wednesday, January 29

sunrise: 07:03 sunset: 16:59

Chance of light snow late at night (after 10 pm). Estimated precipitation: 0 in (0.0625 mm).
Overcast skies.
Wind: 23 mph (37 km/h).

Time	Skies	Conditions	Temp	Wind	Humidity	Soil Moisture
19:00 22:00		A few passing clouds.	31°F (-0°C)	23 mph (37 km/h)	54%	N/A
22:00 01:00		Chance of light snow. Precipitation: 0 in (0.0625 mm).	25°F (-4°C)	18 mph (30 km/h)	75%	N/A

Thursday, January 30

sunrise: 07:02 sunset: 17:00

Low around 20°F (-7°C), high around 37°F (3°C).
More clouds than sun.
Wind: 24 mph (39 km/h).

Time	Skies	Conditions	Temp	Wind	Humidity	Soil Moisture
01:00 04:00		Clear.	22°F (-5°C)	24 mph (39 km/h)	56%	N/A
04:00 07:00		Clear.	20°F (-6°C)	18 mph (29 km/h)	53%	N/A
07:00 10:00		Sunny.	24°F (-4°C)	17 mph (28 km/h)	42%	N/A
10:00 13:00		Sunny.	28°F (-2°C)	19 mph (30 km/h)	44%	N/A
13:00 16:00		Considerable cloudiness.	31°F (-0°C)	13 mph (21 km/h)	42%	N/A
16:00 19:00		Overcast.	33°F (0°C)	14 mph (23 km/h)	52%	N/A
19:00 22:00		Overcast.	34°F (1°C)	14 mph (22 km/h)	60%	N/A
22:00 01:00		Overcast.	37°F (3°C)	17 mph (27 km/h)	72%	N/A

Friday, January 31

sunrise: 07:01 sunset: 17:01

Low around 37°F (3°C), high around 40°F (5°C).
Chance of rain most of the day (after 7 am). Estimated precipitation: 0.61 in (15.375 mm).
Overcast skies.
Wind: 16 mph (26 km/h).

Time	Skies	Conditions	Temp	Wind	Humidity	Soil Moisture
01:00 04:00		Overcast.	39°F (4°C)	16 mph (26 km/h)	82%	N/A
04:00 07:00		Overcast.	40°F (5°C)	15 mph (24 km/h)	85%	N/A
07:00 10:00		Chance of rain. Precipitation: 0.04 in (1.125 mm).	38°F (4°C)	12 mph (19 km/h)	95%	N/A
10:00 13:00		Chance of rain. Precipitation: 0.23 in (5.75 mm).	38°F (3°C)	2 mph (3 km/h)	100%	N/A
13:00 16:00		Chance of rain. Precipitation: 0.14 in (3.625 mm).	38°F (3°C)	3 mph (4 km/h)	100%	N/A
16:00 19:00		Chance of rain. Precipitation: 0.04 in (1 mm).	38°F (3°C)	2 mph (3 km/h)	100%	N/A
19:00 22:00		Chance of rain. Precipitation: 0.06 in (1.5 mm).	39°F (4°C)	5 mph (9 km/h)	100%	N/A
22:00 01:00		Chance of rain. Precipitation: 0.09 in (2.375 mm).	39°F (4°C)	6 mph (9 km/h)	100%	N/A

Saturday, February 1

sunrise: 07:00 sunset: 17:03

Low around 23°F (-5°C), high around 40°F (5°C).
Estimated precipitation: 0.02 in (0.625 mm).
Mostly cloudy skies.
Wind: 20 mph (33 km/h).

Time	Skies	Conditions	Temp	Wind	Humidity	Soil Moisture
01:00 04:00		Overcast. Precipitation: 0.02 in (0.5 mm).	39°F (4°C)	16 mph (27 km/h)	99%	N/A
04:00 07:00		More sun than clouds. Precipitation: 0 in (0.125 mm).	38°F (3°C)	18 mph (29 km/h)	90%	N/A
07:00 10:00		Sunny.	37°F (3°C)	19 mph (30 km/h)	73%	N/A
10:00 13:00		Overcast.	36°F (2°C)	20 mph (32 km/h)	60%	N/A
13:00 16:00		Mostly cloudy.	32°F (0°C)	20 mph (33 km/h)	57%	N/A
16:00 19:00		Overcast.	27°F (-3°C)	20 mph (32 km/h)	66%	N/A
19:00 22:00		Partly cloudy.	24°F (-4°C)	15 mph (24 km/h)	64%	N/A
22:00 01:00		Overcast.	23°F (-5°C)	11 mph (17 km/h)	59%	N/A

Sunday, February 2

sunrise: 06:59 sunset: 17:04

Low around 21°F (-6°C), high around 36°F (2°C).
Estimated precipitation: 0 in (0.0625 mm).
Overcast skies.
Wind: 10 mph (16 km/h).

Time	Skies	Conditions	Temp	Wind	Humidity	Soil Moisture
01:00 04:00		Overcast.	21°F (-6°C)	10 mph (16 km/h)	46%	N/A
04:00 07:00		Overcast.	22°F (-6°C)	8 mph (13 km/h)	41%	N/A
07:00 10:00		Overcast.	24°F (-5°C)	5 mph (7 km/h)	35%	N/A
10:00 13:00		Overcast.	25°F (-4°C)	5 mph (8 km/h)	42%	N/A
13:00 16:00		Overcast.	28°F (-2°C)	5 mph (8 km/h)	64%	N/A
16:00 19:00		Overcast.	31°F (-0°C)	6 mph (9 km/h)	62%	N/A
19:00 22:00		Overcast.	35°F (2°C)	9 mph (15 km/h)	68%	N/A
22:00 01:00		Overcast. Precipitation: 0 in (0.0625 mm).	36°F (2°C)	10 mph (16 km/h)	73%	N/A

Monday, February 3

sunrise: 06:58 sunset: 17:05

Low around 36°F (2°C), high around 41°F (5°C).
Chance of light rain in the morning (between 7 am and 1 pm). Estimated precipitation: 0.01 in (0.25 mm).
Overcast skies.
Wind: 19 mph (31 km/h).

Time	Skies	Conditions	Temp	Wind	Humidity	Soil Moisture
01:00 04:00		Overcast.	37°F (3°C)	11 mph (18 km/h)	80%	N/A
04:00 07:00		Overcast. Precipitation: 0 in (0.0625 mm).	39°F (4°C)	16 mph (26 km/h)	91%	N/A
07:00 10:00		Chance of light rain. Precipitation: 0 in (0.0625 mm).	41°F (5°C)	19 mph (31 km/h)	93%	N/A
10:00 13:00		Chance of light rain. Precipitation: 0 in (0.125 mm).	41°F (5°C)	16 mph (25 km/h)	96%	N/A
13:00 16:00		Overcast.	40°F (4°C)	12 mph (19 km/h)	99%	N/A
16:00 19:00		Overcast.	39°F (4°C)	12 mph (19 km/h)	98%	N/A
19:00 22:00		Overcast.	39°F (4°C)	10 mph (16 km/h)	96%	N/A
22:00 01:00		Overcast.	39°F (4°C)	11 mph (18 km/h)	95%	N/A

Tuesday, February 4

sunrise: 06:57 sunset: 17:06

Low around 27°F (-3°C), high around 41°F (5°C).
Chance of light rain between 1 am and 4 am. Estimated precipitation: 0.03 in (0.8125 mm).
More sun than clouds.
Wind: 22 mph (36 km/h).

Time	Skies	Conditions	Temp	Wind	Humidity	Soil Moisture
01:00 04:00		Chance of light rain. Precipitation: 0.01 in (0.3125 mm).	40°F (4°C)	14 mph (23 km/h)	96%	N/A
04:00 07:00		Overcast. Precipitation: 0.02 in (0.5 mm).	40°F (4°C)	10 mph (17 km/h)	90%	N/A
07:00 10:00		Mostly cloudy.	35°F (2°C)	20 mph (32 km/h)	66%	N/A
10:00 13:00		A few passing clouds.	34°F (1°C)	22 mph (36 km/h)	51%	N/A
13:00 16:00		Sunny.	33°F (0°C)	22 mph (36 km/h)	50%	N/A
16:00 19:00		Clear.	30°F (-1°C)	20 mph (32 km/h)	56%	N/A
19:00 22:00		Clear.	28°F (-2°C)	21 mph (34 km/h)	58%	N/A
22:00 01:00		Clear.	27°F (-3°C)	19 mph (30 km/h)	60%	N/A

Wednesday, February 5

sunrise: 06:56 sunset: 17:08

Low around 25°F (-4°C), high around 33°F (1°C).
Chance of snow in the evening and during the night (after 7 pm). Estimated precipitation: 0.2 in (5.1875 mm).
Overcast skies.
Wind: 16 mph (25 km/h).

Time	Skies	Conditions	Temp	Wind	Humidity	Soil Moisture
01:00 04:00		Clear.	25°F (-4°C)	16 mph (25 km/h)	58%	N/A
04:00 07:00		Overcast.	25°F (-4°C)	12 mph (20 km/h)	55%	N/A
07:00 10:00		Overcast.	28°F (-2°C)	9 mph (14 km/h)	45%	N/A
10:00 13:00		Overcast.	32°F (-0°C)	6 mph (10 km/h)	36%	N/A
13:00 16:00		Overcast.	31°F (-0°C)	11 mph (17 km/h)	47%	N/A
16:00 19:00		Overcast.	32°F (-0°C)	12 mph (19 km/h)	56%	N/A
19:00 22:00		Chance of snow. Precipitation: 0.04 in (1.125 mm).	30°F (-1°C)	13 mph (20 km/h)	94%	N/A
22:00 01:00		Chance of snow. Precipitation: 0.16 in (4.0625 mm).	33°F (1°C)	15 mph (24 km/h)	100%	N/A

Thursday, February 6

sunrise: 06:55 sunset: 17:09

Low around 27°F (-3°C), high around 37°F (3°C).
Chance of rain between 1 am and 4 am. Estimated precipitation: 0.44 in (11.1875 mm).
Mostly cloudy skies.
Wind: 17 mph (27 km/h).

Time	Skies	Conditions	Temp	Wind	Humidity	Soil Moisture
01:00 04:00		Chance of rain. Precipitation: 0.3 in (7.6875 mm).	36°F (2°C)	7 mph (11 km/h)	99%	N/A
04:00 07:00		Overcast. Precipitation: 0.14 in (3.5 mm).	36°F (2°C)	5 mph (8 km/h)	99%	N/A
07:00 10:00		Overcast.	37°F (3°C)	15 mph (24 km/h)	94%	N/A
10:00 13:00		Overcast.	37°F (3°C)	17 mph (27 km/h)	74%	N/A
13:00 16:00		Overcast.	35°F (1°C)	16 mph (26 km/h)	69%	N/A
16:00 19:00		Overcast.	32°F (-0°C)	16 mph (26 km/h)	67%	N/A
19:00 22:00		Clear.	28°F (-2°C)	14 mph (22 km/h)	70%	N/A
22:00 01:00		Clear.	27°F (-3°C)	10 mph (15 km/h)	76%	N/A

Friday, February 7

sunrise: 06:54 sunset: 17:10

Low around 27°F (-3°C), high around 35°F (2°C).
Estimated precipitation: 0.01 in (0.25 mm).
Partly cloudy skies.
Wind: 12 mph (19 km/h).

Time	Skies	Conditions	Temp	Wind	Humidity	Soil Moisture
01:00 04:00		Clear.	27°F (-3°C)	10 mph (16 km/h)	73%	N/A
04:00 07:00		Sunny.	27°F (-3°C)	11 mph (17 km/h)	73%	N/A
07:00 10:00		Sunny.	30°F (-1°C)	5 mph (8 km/h)	62%	N/A
10:00 13:00		Times of sun and clouds.	32°F (0°C)	6 mph (9 km/h)	61%	N/A
13:00 16:00		Partly cloudy.	32°F (-0°C)	6 mph (10 km/h)	62%	N/A
16:00 19:00		Overcast.	33°F (0°C)	9 mph (15 km/h)	64%	N/A
19:00 22:00		Overcast.	35°F (2°C)	10 mph (16 km/h)	73%	N/A
22:00 01:00		Overcast. Precipitation: 0.01 in (0.25 mm).	35°F (2°C)	12 mph (19 km/h)	84%	N/A

Climate Chart

» Groton / New London Climate Chart

Places with a similar climate: Westerly (RI), Hyannis (MA), Newport (RI), Vineyard Haven (MA), Falmouth, Barnstable County (MA), Shirley (NY), Provincetown (MA), Chatham (MA), Boston (MA), Providence (RI), New Bedford (MA), Plymouth (MA), White Plains, Westchester County (NY), Westhampton Beach (NY), Chester (CT), Islip (NY), Bridgeport (CT), New Haven (CT), Montauk (NY), Coatesville City, Chester County (PA), East Milton (MA), Hartford (CT), Farmingdale (NY), Beverly (MA), Misawa (Japan).

Temperature variation graph for the last seven days

Humidity Variation Graph

Wind speed

Weather Station: Groton / New London, Groton / New London Airport (latitude 41-19-39N, longitude 072-02-58W)

Local Time:

Groton / New London is in the "America/New_York" timezone.

The "America/New_York" timezone uses a Standard Time (ST) / Daylight Saving Time (DST) alternation scheme, and it currently is in ST (since Sunday, 3 November 2024, 01:00 AM local time). During ST, the timezone abbreviation is EST and the offset to Universal Time (UTC, GMT or Zulu) is -5:00 hours.

Groton / New London will exit standard time (entering DST) on Sunday, 9 March 2025, at 02:00 AM local time, when clocks will be turned forward 1 hour to Sunday, 9 March 2025, 03:00 AM local daylight time. During DST, the timezone abbreviation is EDT and the offset to UTC will be -4:00 hours.