Water Temperature of the Mystic River in Mystic, CT
Current Water Temperature
Measurement Time: Monday, April 10, 2023, 5:24 AM EDT
Temperature Locations
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Local Points of Interest
Mystic SeaportStation Name: MYSTIC RIVER AT MYSTIC SEAPORT NEAR MYSTIC, CT
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 0 feet
Nearest Address:
93 Pearl St
Mystic, CT 06355
New London County
GPS Coordinates: 41.3614722, -71.96727778
Nearby Water Temperatures
Mystic Harbor, Mystic, CT (1 mi)Mystic River, Old Mystic, CT (1.1 mi)
Mystic River, Noank, CT (2.5 mi)
Thames River, Groton, CT (6 mi)
Thames River, New London, CT (6.7 mi)
Pawcatuck River, Westerly, RI (7.1 mi)
Yantic River, Norwich, CT (15.8 mi)
East Branch Eightmile River, Lyme, CT (19.6 mi)
Eightmile River, East Haddam, CT (19.7 mi)
Connecticut River, Old Lyme, CT (19.9 mi)
Fort Pond Bay, Montauk, NY (21.6 mi)
Orient Harbor, Orient, NY (23.5 mi)
Natchaug River, Chaplin, CT (32.2 mi)
Wilbur Hollow Brook, Clayville, RI (32.7 mi)
Hemlock Brook, Foster, RI (32.7 mi)
Weather for Mystic, Connecticut
Current Weather

Five Day Weather Forecast

Sun
H: 50°F
L: 27°F

Mon
H: 51°F
L: 38°F

Tue
H: 51°F
L: 45°F

Wed
H: 54°F
L: 46°F

Thu
H: 46°F
L: 40°F
Air Quality
Nitrogen Dioxide: 3.35 μg/m3
Sulphur Dioxide: 2.15 μg/m3
Ozone: 108 μg/m3
Astronomical
Sun Transit: 12:00 AM
Sunset: 7:10 PM
Daylight: 12 hrs 34 mins
Moon Transit: 10:41 PM
Moonset: 5:01 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 86.2%
Best Times for Fishing or Hunting
Major Periods
12:17 AM - 2:47 PM12:00 AM - 12:00 AM
Minor Periods
3:16 PM - 4:46 PM4:31 AM - 6:01 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 29 at 5:43AM EDT by NWS Boston/Norton MA
Effective: Sun March 29, 2026, 5:43 AM
Expires: Sun March 29, 2026, 7:00 PM
A dry but breezy day is forecast today, with relative humidities this 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 today. Use caution when handling and disposing of ignition sources such as matches and cigarettes.
Special Weather Statement issued March 29 at 5:43AM EDT by NWS Boston/Norton MA
Effective: Sun March 29, 2026, 5:43 AM
Expires: Sun March 29, 2026, 7:00 PM
A dry but breezy day is forecast today, with relative humidities this afternoon expected to drop into the 25 to 35 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 today. 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: 10:41 PM
Moonset: 5:01 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 86.2%
Best Times for Fishing or Hunting
Major Periods
12:17 AM - 2:47 PM12:00 AM - 12:00 AM
Minor Periods
3:16 PM - 4:46 PM4:31 AM - 6:01 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: 5:24 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 PM4:54 AM - 6:24 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 AM1:46 PM - 4:16 PM
Minor Periods
5:31 PM - 7:01 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: 7:13 PM
Daylight: 12 hrs 42 mins
Moon Transit: 12:09 AM
Moonset: 6:06 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
6:36 PM - 8:06 PM5:36 AM - 7:06 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: 7:14 PM
Daylight: 12 hrs 45 mins
Moon Transit: 12:51 AM
Moonset: 6:27 AM
Moon Phase: Full
Moon Illumination: 99.5%
Best Times for Fishing or Hunting
Major Periods
12:21 AM - 2:51 AM3:11 PM - 5:41 PM
Minor Periods
7:42 PM - 9:12 PM5:57 AM - 7:27 AM
Action Rating: 4 out of 5
