Water Temperature of the Connecticut River in Old Lyme, CT
Current Water Temperature
Measurement Time: Sunday, August 30, 2026, 4:45 AM EDT
Temperature Locations
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Local Points of Interest
Ferry Landing State ParkStation Name: CONNECTICUT RIVER AT OLD LYME, CT
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 20 feet
Nearest Address:
336 Ferry Rd
Old Lyme, CT 06371
New London County
GPS Coordinates: 41.3125983, -72.3459166
Nearby Water Temperatures
East Branch Eightmile River, Lyme, CT (8 mi)Eightmile River, East Haddam, CT (8.9 mi)
Orient Harbor, Orient, NY (12.3 mi)
Thames River, New London, CT (13.6 mi)
Thames River, Groton, CT (13.9 mi)
Mystic River, Noank, CT (18.8 mi)
Connecticut River, Middletown, CT (19.1 mi)
Mystic Harbor, Mystic, CT (19.7 mi)
Mystic River, Mystic, CT (19.9 mi)
Mystic River, Old Mystic, CT (20.4 mi)
Yantic River, Norwich, CT (20.6 mi)
Pawcatuck River, Westerly, RI (27 mi)
Fort Pond Bay, Montauk, NY (27.2 mi)
Quinnipiac River, Wallingford, CT (27.4 mi)
New Haven Harbor, New Haven, CT (29.3 mi)
Weather for Old Lyme, Connecticut
Current Weather
Weather Forecast
Today
81°F - Mostly Sunny then Chance Rain Showers
Tonight
63°F - Chance Rain Showers
Monday
78°F - Mostly Sunny
Monday Night
64°F - Rain Showers Likely
Tuesday
79°F - Rain Showers Likely
Tuesday Night
63°F - Showers And Thunderstorms Likely
Wednesday
77°F - Chance Rain Showers
Wednesday Night
64°F - Showers And Thunderstorms Likely
Thursday
78°F - Showers And Thunderstorms Likely
Thursday Night
63°F - Chance Showers And Thunderstorms
Friday
78°F - Chance Showers And Thunderstorms
Friday Night
60°F - Chance Rain Showers
Saturday
76°F - Chance Rain Showers
Saturday Night
58°F - Chance Rain Showers
Astronomical
Sun Transit: 12:49 AM
Sunset: 7:25 PM
Daylight: 13 hrs 11 mins
Moon Transit: 12:49 AM
Moonset: 8:48 AM
Moon Phase: Waning Gibbous
Moon Illumination: 88.9%
Best Times for Fishing or Hunting
Major Periods
12:19 AM - 2:49 AM12:19 AM - 2:49 AM
Minor Periods
7:54 PM - 9:24 PM8:18 AM - 9:48 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:49 AM
Sunset: 7:25 PM
Daylight: 13 hrs 11 mins
Moon Transit: 12:49 AM
Moonset: 8:48 AM
Moon Phase: Waning Gibbous
Moon Illumination: 88.9%
Best Times for Fishing or Hunting
Major Periods
12:19 AM - 2:49 AM12:19 AM - 2:49 AM
Minor Periods
7:54 PM - 9:24 PM8:18 AM - 9:48 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:49 AM
Sunset: 7:25 PM
Daylight: 13 hrs 11 mins
Moon Transit: 12:49 AM
Moonset: 8:48 AM
Moon Phase: Waning Gibbous
Moon Illumination: 88.9%
Best Times for Fishing or Hunting
Major Periods
12:19 AM - 2:49 AM12:19 AM - 2:49 AM
Minor Periods
7:54 PM - 9:24 PM8:18 AM - 9:48 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:49 AM
Sunset: 7:24 PM
Daylight: 13 hrs 9 mins
Moon Transit: 3:03 AM
Moonset: 9:57 AM
Moon Phase: Waning Gibbous
Moon Illumination: 80.9%
Best Times for Fishing or Hunting
Major Periods
2:33 AM - 5:03 AM5:23 PM - 7:53 PM
Minor Periods
8:18 PM - 9:48 PM9:27 AM - 10:57 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:49 AM
Sunset: 7:24 PM
Daylight: 13 hrs 9 mins
Moon Transit: 3:03 AM
Moonset: 9:57 AM
Moon Phase: Waning Gibbous
Moon Illumination: 80.9%
Best Times for Fishing or Hunting
Major Periods
2:33 AM - 5:03 AM5:23 PM - 7:53 PM
Minor Periods
8:18 PM - 9:48 PM9:27 AM - 10:57 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:49 AM
Sunset: 7:22 PM
Daylight: 13 hrs 6 mins
Moon Transit: 3:52 AM
Moonset: 11:10 AM
Moon Phase: Waning Gibbous
Moon Illumination: 71.2%
Best Times for Fishing or Hunting
Major Periods
3:22 AM - 5:52 AM6:13 PM - 8:43 PM
Minor Periods
8:46 PM - 10:16 PM10:40 AM - 12:10 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:49 AM
Sunset: 7:22 PM
Daylight: 13 hrs 6 mins
Moon Transit: 3:52 AM
Moonset: 11:10 AM
Moon Phase: Waning Gibbous
Moon Illumination: 71.2%
Best Times for Fishing or Hunting
Major Periods
3:22 AM - 5:52 AM6:13 PM - 8:43 PM
Minor Periods
8:46 PM - 10:16 PM10:40 AM - 12:10 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:49 AM
Sunset: 7:20 PM
Daylight: 13 hrs 3 mins
Moon Transit: 4:43 AM
Moonset: 12:25 AM
Moon Phase: Waning Gibbous
Moon Illumination: 60.5%
Best Times for Fishing or Hunting
Major Periods
4:13 AM - 6:43 AM7:08 PM - 9:38 PM
Minor Periods
9:21 PM - 10:51 PM11:55 AM - 1:25 PM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:49 AM
Sunset: 7:20 PM
Daylight: 13 hrs 3 mins
Moon Transit: 4:43 AM
Moonset: 12:25 AM
Moon Phase: Waning Gibbous
Moon Illumination: 60.5%
Best Times for Fishing or Hunting
Major Periods
4:13 AM - 6:43 AM7:08 PM - 9:38 PM
Minor Periods
9:21 PM - 10:51 PM11:55 AM - 1:25 PM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:48 AM
Sunset: 7:19 PM
Daylight: 13 hrs 1 mins
Moon Transit: 5:40 AM
Moonset: 1:40 PM
Moon Phase: Last Quarter
Moon Illumination: 49.2%
Best Times for Fishing or Hunting
Major Periods
5:10 AM - 7:40 AM8:07 PM - 10:37 PM
Minor Periods
10:06 PM - 11:36 PM1:10 PM - 2:40 PM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:48 AM
Sunset: 7:19 PM
Daylight: 13 hrs 1 mins
Moon Transit: 5:40 AM
Moonset: 1:40 PM
Moon Phase: Last Quarter
Moon Illumination: 49.2%
Best Times for Fishing or Hunting
Major Periods
5:10 AM - 7:40 AM8:07 PM - 10:37 PM
Minor Periods
10:06 PM - 11:36 PM1:10 PM - 2:40 PM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:48 AM
Sunset: 7:17 PM
Daylight: 12 hrs 58 mins
Moon Transit: 6:40 AM
Moonset: 2:51 PM
Moon Phase: Last Quarter
Moon Illumination: 38.0%
Best Times for Fishing or Hunting
Major Periods
6:10 AM - 8:40 AM9:09 PM - 11:39 PM
Minor Periods
12:00 AM - 12:00 AM2:21 PM - 3:51 PM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:48 AM
Sunset: 7:17 PM
Daylight: 12 hrs 58 mins
Moon Transit: 6:40 AM
Moonset: 2:51 PM
Moon Phase: Last Quarter
Moon Illumination: 38.0%
Best Times for Fishing or Hunting
Major Periods
6:10 AM - 8:40 AM9:09 PM - 11:39 PM
Minor Periods
12:00 AM - 12:00 AM2:21 PM - 3:51 PM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:48 AM
Sunset: 7:15 PM
Daylight: 12 hrs 55 mins
Moon Transit: 7:43 AM
Moonset: 3:53 PM
Moon Phase: Last Quarter
Moon Illumination: 27.4%
Best Times for Fishing or Hunting
Major Periods
7:13 AM - 9:43 AM12:00 AM - 12:00 AM
Minor Periods
3:23 PM - 4:53 PM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:48 AM
Sunset: 7:15 PM
Daylight: 12 hrs 55 mins
Moon Transit: 7:43 AM
Moonset: 3:53 PM
Moon Phase: Last Quarter
Moon Illumination: 27.4%
Best Times for Fishing or Hunting
Major Periods
7:13 AM - 9:43 AM12:00 AM - 12:00 AM
Minor Periods
3:23 PM - 4:53 PM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
