Water Temperature of the Cooper River in Charleston, SC
Current Water Temperature
Measurement Time: Wednesday, May 21, 2025, 8:00 AM EDT
Temperature Locations
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Local Points of Interest
Waterfront Park; Cruise Ship Terminal; Charleston Pier; Customs HouseSponsored Content
Station Name: COOPER R AT CUSTOMS HOUSE (AUX) AT CHARLESTON, SC
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 0 feet / 0 meters
Nearest Address:
192 Concord St
Charleston, SC 29401
Charleston County
GPS Coordinates: 32.7804544, -79.923699
Nearby Water Temperatures
Cooper River, Charleston, SC (0.0 mi)Cooper River, Charleston, SC (0.1 mi)
Cooper River, Mount Pleasant, SC (1.7 mi)
Cooper River, North Charleston, SC (5.5 mi)
Wando River, Mount Pleasant, SC (5.7 mi)
Ashley River, North Charleston, SC (6.9 mi)
Cooper River, North Charleston, SC (7.9 mi)
Wando River, Charleston, SC (11.3 mi)
Cooper River, Goose Creek, SC (14.0 mi)
Cooper River, Moncks Corner, SC (16.3 mi)
Ashley River, Summerville, SC (16.6 mi)
Atlantic Ocean, Isle of Palms, SC (17.8 mi)
Cooper River, Goose Creek, SC (19.2 mi)
Chicken Creek, Goose Creek, SC (19.2 mi)
West Branch Cooper River, Moncks Corner, SC (21.7 mi)
Weather for Charleston, South Carolina
Current Weather

Humidity: 94%
Feels Like: 89.9°F
Wind: WSW 4.3 mph
Wind Gusts: 8.3 mph
Precipitation: 0 in
Cloud Cover: 75%
Visibility: 9 mi
UV Index: 0
Five Day Weather Forecast

Wed
H: 103°F
L: 78°F

Thu
H: 97°F
L: 77°F

Fri
H: 97°F
L: 80°F

Sat
H: 88°F
L: 74°F

Sun
H: 89°F
L: 77°F
Air Quality
Nitrogen Dioxide: 9.07 μg/m3
Sulphur Dioxide: 6.29 μg/m3
Ozone: 86 μg/m3
Astronomical
Sun Transit: 1:22 PM
Sunset: 8:32 PM
Daylight: 14 hrs 18 mins
Moon Transit: 1:41 PM
Moonset: 9:18 PM
Moon Phase: New
Moon Illumination: 1.6%
Best Times for Fishing or Hunting
Major Periods
2:03 AM - 4:33 AM1:11 PM - 3:41 PM
Minor Periods
8:48 PM - 10:18 PM5:31 AM - 7:01 AM
Action Rating: 4 out of 5
Heat Advisory issued June 24 at 8:12PM EDT until June 25 at 8:00PM EDT by NWS Wilmington NC
Effective: Tue June 24, 2025, 8:12 PM
Expires: Wed June 25, 2025, 4:15 AM
* WHAT...Heat index values up to 107. * WHERE...Portions of southeast North Carolina and northeast South Carolina. * WHEN...Until 8 PM EDT Wednesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sunshine, and check up on relatives and neighbors. Make sure outside pets and livestock have access to well ventilated and shaded areas and also have plenty of fresh drinking water available. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.
Heat Advisory issued June 24 at 8:12PM EDT until June 25 at 8:00PM EDT by NWS Wilmington NC
Effective: Tue June 24, 2025, 8:12 PM
Expires: Wed June 25, 2025, 4:15 AM
* WHAT...Heat index values up to 107. * WHERE...Portions of southeast North Carolina and northeast South Carolina. * WHEN...Until 8 PM EDT Wednesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sunshine, and check up on relatives and neighbors. Make sure outside pets and livestock have access to well ventilated and shaded areas and also have plenty of fresh drinking water available. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.
Heat Advisory issued June 24 at 8:12PM EDT until June 25 at 8:00PM EDT by NWS Wilmington NC
Effective: Tue June 24, 2025, 8:12 PM
Expires: Wed June 25, 2025, 4:15 AM
* WHAT...Heat index values up to 107. * WHERE...Portions of southeast North Carolina and northeast South Carolina. * WHEN...Until 8 PM EDT Wednesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sunshine, and check up on relatives and neighbors. Make sure outside pets and livestock have access to well ventilated and shaded areas and also have plenty of fresh drinking water available. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.
Heat Advisory issued June 24 at 8:12PM EDT until June 25 at 8:00PM EDT by NWS Wilmington NC
Effective: Tue June 24, 2025, 8:12 PM
Expires: Wed June 25, 2025, 4:15 AM
* WHAT...Heat index values up to 107. * WHERE...Portions of southeast North Carolina and northeast South Carolina. * WHEN...Until 8 PM EDT Wednesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sunshine, and check up on relatives and neighbors. Make sure outside pets and livestock have access to well ventilated and shaded areas and also have plenty of fresh drinking water available. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.
Heat Advisory issued June 24 at 8:12PM EDT until June 25 at 8:00PM EDT by NWS Wilmington NC
Effective: Tue June 24, 2025, 8:12 PM
Expires: Wed June 25, 2025, 4:15 AM
* WHAT...Heat index values up to 107. * WHERE...Portions of southeast North Carolina and northeast South Carolina. * WHEN...Until 8 PM EDT Wednesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sunshine, and check up on relatives and neighbors. Make sure outside pets and livestock have access to well ventilated and shaded areas and also have plenty of fresh drinking water available. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.
Weather Forecast
Average Temperature: 88.6°F
Average Humidity: 66%
Wind: 12.1 mph
UV Index: 2.4
Air Quality
Nitrogen Dioxide: 9.96 μg/m3
Sulphur Dioxide: 5.13 μg/m3
Ozone: 104.52 μg/m3
Astronomical
Sun Transit: 1:22 PM
Sunset: 8:32 PM
Daylight: 14 hrs 18 mins
Moon Transit: 1:41 PM
Moonset: 9:18 PM
Moon Phase: New
Moon Illumination: 1.6%
Best Times for Fishing or Hunting
Major Periods
2:03 AM - 4:33 AM1:11 PM - 3:41 PM
Minor Periods
8:48 PM - 10:18 PM5:31 AM - 7:01 AM
Action Rating: 4 out of 5
Weather Forecast
Average Temperature: 84.5°F
Average Humidity: 72%
Wind: 13 mph
UV Index: 2.7
Air Quality
Nitrogen Dioxide: 6.39 μg/m3
Sulphur Dioxide: 1.93 μg/m3
Ozone: 73.76 μg/m3
Astronomical
Sun Transit: 1:22 PM
Sunset: 8:32 PM
Daylight: 14 hrs 18 mins
Moon Transit: 2:43 PM
Moonset: 10:08 PM
Moon Phase: New
Moon Illumination: 0.1%
Best Times for Fishing or Hunting
Major Periods
3:06 AM - 5:36 AM2:13 PM - 4:43 PM
Minor Periods
9:38 PM - 11:08 PM6:41 AM - 8:11 AM
Action Rating: 4 out of 5
Weather Forecast
Average Temperature: 86.5°F
Average Humidity: 70%
Wind: 11.4 mph
UV Index: 2.8
Air Quality
Nitrogen Dioxide: 6.11 μg/m3
Sulphur Dioxide: 1.81 μg/m3
Ozone: 63.8 μg/m3
Astronomical
Sun Transit: 1:22 PM
Sunset: 8:32 PM
Daylight: 14 hrs 18 mins
Moon Transit: 3:39 PM
Moonset: 10:49 PM
Moon Phase: New
Moon Illumination: 2.0%
Best Times for Fishing or Hunting
Major Periods
4:05 AM - 6:35 AM3:09 PM - 5:39 PM
Minor Periods
10:19 PM - 11:49 PM7:51 AM - 9:21 AM
Action Rating: 4 out of 5
Weather Forecast
Average Temperature: 81.8°F
Average Humidity: 70%
Wind: 13 mph
UV Index: 2.8
Air Quality
Nitrogen Dioxide: 8.95 μg/m3
Sulphur Dioxide: 3.76 μg/m3
Ozone: 70.38 μg/m3
Astronomical
Sun Transit: 1:23 PM
Sunset: 8:32 PM
Daylight: 14 hrs 18 mins
Moon Transit: 4:30 PM
Moonset: 11:23 PM
Moon Phase: Waxing Crescent
Moon Illumination: 6.5%
Best Times for Fishing or Hunting
Major Periods
4:59 AM - 7:29 AM4:00 PM - 6:30 PM
Minor Periods
12:00 AM - 12:00 AM8:58 AM - 10:28 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 82.2°F
Average Humidity: 70%
Wind: 13.4 mph
UV Index: 0.1
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 1:23 PM
Sunset: 8:32 PM
Daylight: 14 hrs 17 mins
Moon Transit: 5:16 PM
Moonset: 12:23 AM
Moon Phase: Waxing Crescent
Moon Illumination: 13.1%
Best Times for Fishing or Hunting
Major Periods
5:47 AM - 8:17 AM4:46 PM - 7:16 PM
Minor Periods
10:02 AM - 11:32 AM12:00 AM - 12:00 AM
Action Rating: 3 out of 5