Water Temperature of the Thames River in New London, CT

Current Water Temperature

38.3°F

Measurement Time: Thursday, January 8, 2026, 6:48 PM EST

Today's Tides

 High: January 8, 12:44 AM, 2.5 ft
Low: January 8, 7:17 AM, 0.1 ft
 High: January 8, 1:04 PM, 2.3 ft
Low: January 8, 7:41 PM, -0.1 ft

Temperature Locations

View Nearby Locations     View All Connecticut Locations     View Locations Near Me

Local Points of Interest

Riverside Park; Groton, CT

Thames River

Station Name: New London
Data Source: NOAA Tides and Currents

Elevation Above Sea Level: 26 feet

Sensor Depth: -3 feet

Nearest Address:
United States Coast Guard Academy
New London, CT 06320
New London County

GPS Coordinates: 41.3717, -72.095525

Nearby Water Temperatures

Thames River, Groton, CT (1.7 mi)
Mystic River, Noank, CT (6.5 mi)
Mystic River, Mystic, CT (6.7 mi)
Mystic Harbor, Mystic, CT (6.8 mi)
Mystic River, Old Mystic, CT (6.9 mi)
East Branch Eightmile River, Lyme, CT (13 mi)
Yantic River, Norwich, CT (13 mi)
Eightmile River, East Haddam, CT (13.2 mi)
Connecticut River, Old Lyme, CT (13.6 mi)
Pawcatuck River, Westerly, RI (13.6 mi)
Orient Harbor, Orient, NY (19.6 mi)
Fort Pond Bay, Montauk, NY (23.4 mi)
Connecticut River, Middletown, CT (26.4 mi)
Natchaug River, Chaplin, CT (30.7 mi)
Hemlock Brook, Foster, RI (35.5 mi)

Weather for New London, Connecticut

Current Weather

37.9°F
Clear
Clear
33.9°F
39.3°F
73%
NW 5.1 mph
10.8 mph
36.6°F
36.4°F
0 in
0%
9 mi
1024 mbar
0

Five Day Weather Forecast

Sunny
Thu
H: 48°F
L: 32°F
Fog
Fri
H: 42°F
L: 32°F
Heavy rain
Sat
H: 45°F
L: 39°F
Moderate rain
Sun
H: 42°F
L: 36°F
Sunny
Mon
H: 36°F
L: 29°F

Air Quality

AQI: 1 - Good
PM2.5: 12.05 μg/m3
PM10: 12.35 μg/m3
Carbon Monoxide: 400.85 μg/m3
Nitrogen Dioxide: 39.05 μg/m3
Sulphur Dioxide: 4.15 μg/m3
Ozone: 8 μg/m3

Astronomical

Sunrise: 7:14 AM
Sun Transit: 11:55 AM
Sunset: 4:37 PM
Daylight: 9 hrs 23 mins
Moonrise: 10:47 PM
Moon Transit: 4:05 AM
Moonset: 10:18 AM
Moon Phase: Waning Gibbous
Moon Illumination: 68.7%

Best Times for Fishing or Hunting

Major Periods

3:35 AM - 6:05 AM
6:24 PM - 8:54 PM

Minor Periods

10:17 PM - 11:47 PM
9:48 AM - 11:18 AM

Action Rating: 2 out of 5

Thursday, January 8, 2026

Weather Forecast

Sunny
48.4°F
32.4°F
38.2°F
84%
0 in
0%
0%
11 mph
0.3


Air Quality

AQI: 1 - Good
PM2.5: 5.18 μg/m3
PM10: 5.19 μg/m3
Carbon Monoxide: 288.45 μg/m3
Nitrogen Dioxide: 12.66 μg/m3
Sulphur Dioxide: 3.86 μg/m3
Ozone: 44.04 μg/m3

Astronomical

Sunrise: 7:14 AM
Sun Transit: 11:55 AM
Sunset: 4:37 PM
Daylight: 9 hrs 23 mins
Moonrise: 10:47 PM
Moon Transit: 4:05 AM
Moonset: 10:18 AM
Moon Phase: Waning Gibbous
Moon Illumination: 68.7%

Best Times for Fishing or Hunting

Major Periods

3:35 AM - 6:05 AM
6:24 PM - 8:54 PM

Minor Periods

10:17 PM - 11:47 PM
9:48 AM - 11:18 AM

Action Rating: 2 out of 5

Friday, January 9, 2026

Weather Forecast

Fog
41.5°F
32.1°F
36.9°F
97%
0 in
0%
0%
13.9 mph
0.3


Air Quality

AQI: 1 - Good
PM2.5: 10.3 μg/m3
PM10: 12.5 μg/m3
Carbon Monoxide: 331.17 μg/m3
Nitrogen Dioxide: 21.23 μg/m3
Sulphur Dioxide: 2.79 μg/m3
Ozone: 36.6 μg/m3

Astronomical

Sunrise: 7:14 AM
Sun Transit: 11:55 AM
Sunset: 4:38 PM
Daylight: 9 hrs 24 mins
Moonrise: 11:51 PM
Moon Transit: 4:47 AM
Moonset: 10:38 AM
Moon Phase: Waning Gibbous
Moon Illumination: 57.8%

Best Times for Fishing or Hunting

Major Periods

4:17 AM - 6:47 AM
7:05 PM - 9:35 PM

Minor Periods

12:00 AM - 12:00 AM
10:08 AM - 11:38 AM

Action Rating: 3 out of 5

Saturday, January 10, 2026

Weather Forecast

Heavy rain
44.8°F
39.2°F
42.1°F
98%
3.6 in
88%
0%
17.9 mph
0.1


Air Quality

AQI: 1 - Good
PM2.5: 7.28 μg/m3
PM10: 8.53 μg/m3
Carbon Monoxide: 258.41 μg/m3
Nitrogen Dioxide: 10.69 μg/m3
Sulphur Dioxide: 2.57 μg/m3
Ozone: 52.68 μg/m3

Astronomical

Sunrise: 7:14 AM
Sun Transit: 11:56 AM
Sunset: 4:39 PM
Daylight: 9 hrs 25 mins
Moonrise: 12:51 AM
Moon Transit: 5:28 AM
Moonset: 10:58 AM
Moon Phase: Last Quarter
Moon Illumination: 46.5%

Best Times for Fishing or Hunting

Major Periods

4:58 AM - 7:28 AM
7:47 PM - 10:17 PM

Minor Periods

10:28 AM - 11:58 AM
12:00 AM - 12:00 AM

Action Rating: 3 out of 5

Sunday, January 11, 2026

Weather Forecast

Moderate rain
42.4°F
36.2°F
40.2°F
90%
0.78 in
81%
0%
17.4 mph
0.1


Air Quality

AQI: 1 - Good
PM2.5: 4.61 μg/m3
PM10: 5.21 μg/m3
Carbon Monoxide: 188.48 μg/m3
Nitrogen Dioxide: 12.51 μg/m3
Sulphur Dioxide: 3.16 μg/m3
Ozone: 51.92 μg/m3

Astronomical

Sunrise: 7:13 AM
Sun Transit: 11:56 AM
Sunset: 4:40 PM
Daylight: 9 hrs 26 mins
Moonrise: 12:54 AM
Moon Transit: 6:10 AM
Moonset: 11:19 AM
Moon Phase: Last Quarter
Moon Illumination: 35.3%

Best Times for Fishing or Hunting

Major Periods

5:40 AM - 8:10 AM
8:30 PM - 11:00 PM

Minor Periods

10:49 AM - 12:19 AM
12:24 AM - 1:54 AM

Action Rating: 2 out of 5

Monday, January 12, 2026

Weather Forecast

Sunny
36°F
29.2°F
32.7°F
66%
0 in
0%
0%
20.4 mph
0


Air Quality

AQI: 1 - Good
PM2.5: 4.06 μg/m3
PM10: 4.34 μg/m3
Carbon Monoxide: 198.03 μg/m3
Nitrogen Dioxide: 10.94 μg/m3
Sulphur Dioxide: 6.4 μg/m3
Ozone: 58.85 μg/m3

Astronomical

Sunrise: 7:13 AM
Sun Transit: 11:56 AM
Sunset: 4:41 PM
Daylight: 9 hrs 28 mins
Moonrise: 1:57 AM
Moon Transit: 6:54 AM
Moonset: 11:44 AM
Moon Phase: Last Quarter
Moon Illumination: 25.0%

Best Times for Fishing or Hunting

Major Periods

6:24 AM - 8:54 AM
9:14 PM - 11:44 PM

Minor Periods

11:14 AM - 12:44 AM
1:27 AM - 2:57 AM

Action Rating: 2 out of 5

The times presented here are based upon the solunar theory, which is the idea that the movements of fish and other animals are affected by the location of the sun and moon. The major periods are believed to be the times of the greatest animal activity and occur when the moon is directly overhead or underfoot (lunar transits). The minor periods also see increased activity and occur when the moon is rising or setting. The strongest activity occurs during full or new moons, and the weakest during quarter or three quarter moons. This is indicated by the Action Rating.

Webcams Near New London, CT

Sponsored Content