Water Temperature of the Thames River in New London, CT
Current Water Temperature
Measurement Time: Sunday, March 29, 2026, 4:18 AM EDT
Today's Tides
Low: March 29, 1:22 AM, 0.1 ft
High: March 29, 7:29 AM, 2.7 ft
Low: March 29, 1:54 PM, 0.0 ft
High: March 29, 7:45 PM, 2.6 ft
Temperature Locations
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Local Points of Interest
Riverside Park; Groton, CTStation 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

Five Day Weather Forecast

Sun
H: 51°F
L: 30°F

Mon
H: 57°F
L: 40°F

Tue
H: 56°F
L: 44°F

Wed
H: 59°F
L: 48°F

Thu
H: 51°F
L: 36°F
Air Quality
Nitrogen Dioxide: 5.35 μg/m3
Sulphur Dioxide: 2.25 μg/m3
Ozone: 93 μg/m3
Astronomical
Sun Transit: 12:00 AM
Sunset: 7:10 PM
Daylight: 12 hrs 34 mins
Moon Transit: 10:42 PM
Moonset: 5:02 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 86.2%
Best Times for Fishing or Hunting
Major Periods
12:16 AM - 2:46 PM12:00 AM - 12:00 AM
Minor Periods
3:16 PM - 4:46 PM4:32 AM - 6:02 AM
Action Rating: 2 out of 5
Special Weather Statement issued March 29 at 12:17AM EDT by NWS Upton NY
Effective: Sun March 29, 2026, 12:17 AM
Expires: Sun March 29, 2026, 6:00 PM
Dry and breezy conditions expected today. The combination of afternoon RH values around 30 to 40 percent and a southwesterly flow increasing to 20 to 25 mph gusts will result in an elevated risk of fire spread. Use caution when handling any potential ignition sources, including machinery, cigarettes and matches. Any fires that ignite will have the potential to spread quickly. The forecast considers meteorological, fuel and land conditions and has been developed in coordination with state fire and land management officials.
Special Weather Statement issued March 28 at 2:09PM EDT by NWS Boston/Norton MA
Effective: Sat March 28, 2026, 2:09 PM
Expires: Sun March 29, 2026, 6:00 AM
A dry but breezy day is forecast for Sunday, with relative humidities in the afternoon expected to drop into the 30 to 40 percent range and southwesterly wind gusts between 25 and 30 mph. When combined with the lack of recent significant rainfall, elevated fire weather potential will exist for Sunday. Use caution when handling and disposing of ignition sources such as matches and cigarettes.
Special Weather Statement issued March 28 at 6:23PM EDT by NWS Boston/Norton MA
Effective: Sat March 28, 2026, 6:23 PM
Expires: Sun March 29, 2026, 6:00 AM
A dry but breezy day is forecast for Sunday, with relative humidities in the afternoon expected to drop into the 30 to 40 percent range and southwesterly wind gusts between 25 and 30 mph. When combined with the lack of recent significant rainfall, elevated fire weather potential will exist for Sunday. Use caution when handling and disposing of ignition sources such as matches and cigarettes.
Special Weather Statement issued March 28 at 5:31PM EDT by NWS Boston/Norton MA
Effective: Sat March 28, 2026, 5:31 PM
Expires: Sun March 29, 2026, 6:00 AM
A dry but breezy day is forecast for Sunday, with relative humidities in the afternoon expected to drop into the 30 to 40 percent range and southwesterly wind gusts between 25 and 30 mph. When combined with the lack of recent significant rainfall, elevated fire weather potential will exist for Sunday. Use caution when handling and disposing of ignition sources such as matches and cigarettes.
Special Weather Statement issued March 28 at 6:23PM EDT by NWS Boston/Norton MA
Effective: Sat March 28, 2026, 6:23 PM
Expires: Sun March 29, 2026, 6:00 AM
A dry but breezy day is forecast for Sunday, with relative humidities in the afternoon expected to drop into the 30 to 40 percent range and southwesterly wind gusts between 20 and 25 mph. When combined with the lack of recent significant rainfall, elevated fire weather potential will exist for Sunday. Use caution when handling and disposing of ignition sources such as matches and cigarettes.
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.39 μg/m3
Sulphur Dioxide: 2.01 μg/m3
Ozone: 96.6 μg/m3
Astronomical
Sun Transit: 12:00 AM
Sunset: 7:10 PM
Daylight: 12 hrs 34 mins
Moon Transit: 10:42 PM
Moonset: 5:02 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 86.2%
Best Times for Fishing or Hunting
Major Periods
12:16 AM - 2:46 PM12:00 AM - 12:00 AM
Minor Periods
3:16 PM - 4:46 PM4:32 AM - 6:02 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 6.87 μg/m3
Sulphur Dioxide: 2.11 μg/m3
Ozone: 99.64 μg/m3
Astronomical
Sun Transit: 12:00 AM
Sunset: 7:11 PM
Daylight: 12 hrs 36 mins
Moon Transit: 11:26 PM
Moonset: 5:25 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 93.0%
Best Times for Fishing or Hunting
Major Periods
1:02 PM - 3:32 PM12:00 AM - 12:00 AM
Minor Periods
4:25 PM - 5:55 PM4:55 AM - 6:25 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 7.11 μg/m3
Sulphur Dioxide: 1.83 μg/m3
Ozone: 95.56 μg/m3
Astronomical
Sun Transit: 12:00 AM
Sunset: 7:12 PM
Daylight: 12 hrs 39 mins
Moon Transit: 12:00 AM
Moonset: 5:46 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 97.6%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM1:45 PM - 4:15 PM
Minor Periods
5:32 PM - 7:02 PM5:16 AM - 6:46 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.55 μg/m3
Sulphur Dioxide: 1.3 μg/m3
Ozone: 99.96 μg/m3
Astronomical
Sun Transit: 12:00 AM
Sunset: 7:14 PM
Daylight: 12 hrs 42 mins
Moon Transit: 12:09 AM
Moonset: 6:07 AM
Moon Phase: Full
Moon Illumination: 99.8%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM2:28 PM - 4:58 PM
Minor Periods
6:37 PM - 8:07 PM5:37 AM - 7:07 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 8.09 μg/m3
Sulphur Dioxide: 1.83 μg/m3
Ozone: 81.38 μg/m3
Astronomical
Sun Transit: 12:00 AM
Sunset: 7:15 PM
Daylight: 12 hrs 45 mins
Moon Transit: 12:52 AM
Moonset: 6:27 AM
Moon Phase: Full
Moon Illumination: 99.5%
Best Times for Fishing or Hunting
Major Periods
12:22 AM - 2:52 AM3:10 PM - 5:40 PM
Minor Periods
7:42 PM - 9:12 PM5:57 AM - 7:27 AM
Action Rating: 4 out of 5
