Water Temperature of the Cooper River in Mount Pleasant, SC
Current Water Temperature
Measurement Time: Sunday, October 5, 2025, 12:15 PM EDT
Temperature Locations
View Nearby Locations View All South Carolina Locations View Locations Near Me
Local Points of Interest
Arthur Ravenel Jr Bridge; Mount Pleasant Pier; Mount Pleasant Memorial Waterfront Park; Drum Island; Charleston, SCSponsored Content
Station Name: COOPER RIVER AT U.S. HWY 17 AT CHARLESTON, SC
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 0 feet / 0 meters
Nearest Address:
US Hwy 17
Mount Pleasant, SC 29464
Charleston County
GPS Coordinates: 32.80239835, -79.9100869
Nearby Water Temperatures
Cooper River, Charleston, SC (1.7 mi)Cooper River, Charleston, SC (1.7 mi)
Cooper River, Charleston, SC (1.7 mi)
Wando River, Mount Pleasant, SC (4.0 mi)
Cooper River, North Charleston, SC (4.4 mi)
Cooper River, North Charleston, SC (6.8 mi)
Ashley River, North Charleston, SC (7.0 mi)
Wando River, Charleston, SC (9.6 mi)
Cooper River, Goose Creek, SC (12.5 mi)
Cooper River, Moncks Corner, SC (14.7 mi)
Ashley River, Summerville, SC (16.4 mi)
Atlantic Ocean, Isle of Palms, SC (16.9 mi)
Cooper River, Goose Creek, SC (17.7 mi)
Chicken Creek, Goose Creek, SC (17.8 mi)
West Branch Cooper River, Moncks Corner, SC (20.2 mi)
Weather for Mount Pleasant, South Carolina
Current Weather

Humidity: 74%
Feels Like: 83°F
Wind: ENE 14.1 mph
Wind Gusts: 19.9 mph
Precipitation: 0 in
Cloud Cover: 25%
Visibility: 9 mi
UV Index: 1.3
Five Day Weather Forecast

Sun
H: 83°F
L: 73°F

Mon
H: 83°F
L: 74°F

Tue
H: 83°F
L: 72°F

Wed
H: 84°F
L: 74°F

Thu
H: 71°F
L: 67°F
Air Quality
Nitrogen Dioxide: 6.45 μg/m3
Sulphur Dioxide: 2.25 μg/m3
Ozone: 76 μg/m3
Astronomical
Sun Transit: 1:07 PM
Sunset: 6:59 PM
Daylight: 11 hrs 42 mins
Moon Transit: 12:00 AM
Moonset: 5:27 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 98.2%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM12:00 AM - 12:00 AM
Minor Periods
5:37 PM - 7:07 PM4:57 AM - 6:27 AM
Action Rating: 3 out of 5
Coastal Flood Advisory issued October 5 at 1:50PM EDT until October 5 at 10:00PM EDT by NWS Charleston SC
Effective: Sun October 5, 2025, 1:50 PM
Expires: Sun October 5, 2025, 10:00 PM
* WHAT...For the High Rip Current Risk, dangerous rip currents. For the Coastal Flood Advisory, up to one foot of inundation above ground level expected along shorelines and tidal waterways (7.4 to 7.6 feet Mean Lower Low Water at Charleston). * WHERE...Coastal Colleton and Charleston Counties. * WHEN...For the High Rip Current Risk, through Monday evening. For the Coastal Flood Advisory, from 5 PM this afternoon to 10 PM EDT this evening. * IMPACTS...This will result in some roads becoming impassable and minor flooding of properties. Rip currents can sweep even the best swimmers away from shore into deeper water. * ADDITIONAL DETAILS...High tide will occur around 7:30 PM this evening at Charleston. Saltwater inundation will be possible 1 to 2 hours before and after high tide.
If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property. Visit water.weather.gov for additional water level and flood impact information. Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help.
Rip Current Statement issued October 5 at 1:50PM EDT until October 6 at 8:00PM EDT by NWS Charleston SC
Effective: Sun October 5, 2025, 1:50 PM
Expires: Sun October 5, 2025, 10:00 PM
* WHAT...For the High Rip Current Risk, dangerous rip currents. For the Coastal Flood Advisory, up to one foot of inundation above ground level expected along shorelines and tidal waterways (7.4 to 7.6 feet Mean Lower Low Water at Charleston). * WHERE...Coastal Colleton and Charleston Counties. * WHEN...For the High Rip Current Risk, through Monday evening. For the Coastal Flood Advisory, from 5 PM this afternoon to 10 PM EDT this evening. * IMPACTS...This will result in some roads becoming impassable and minor flooding of properties. Rip currents can sweep even the best swimmers away from shore into deeper water. * ADDITIONAL DETAILS...High tide will occur around 7:30 PM this evening at Charleston. Saltwater inundation will be possible 1 to 2 hours before and after high tide.
If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property. Visit water.weather.gov for additional water level and flood impact information. Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help.
Weather Forecast
Average Temperature: 77.4°F
Average Humidity: 82%
Wind: 15 mph
UV Index: 1.3
Air Quality
Nitrogen Dioxide: 3.78 μg/m3
Sulphur Dioxide: 1.85 μg/m3
Ozone: 81.76 μg/m3
Astronomical
Sun Transit: 1:07 PM
Sunset: 6:59 PM
Daylight: 11 hrs 42 mins
Moon Transit: 12:00 AM
Moonset: 5:27 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 98.2%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM12:00 AM - 12:00 AM
Minor Periods
5:37 PM - 7:07 PM4:57 AM - 6:27 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 77.7°F
Average Humidity: 79%
Wind: 13.9 mph
UV Index: 1.5
Air Quality
Nitrogen Dioxide: 4.15 μg/m3
Sulphur Dioxide: 1.91 μg/m3
Ozone: 75.64 μg/m3
Astronomical
Sun Transit: 1:07 PM
Sunset: 6:57 PM
Daylight: 11 hrs 40 mins
Moon Transit: 1:38 AM
Moonset: 6:35 AM
Moon Phase: Full
Moon Illumination: 100.0%
Best Times for Fishing or Hunting
Major Periods
1:08 AM - 3:38 AM1:08 AM - 3:38 AM
Minor Periods
6:08 PM - 7:38 PM6:05 AM - 7:35 AM
Action Rating: 4 out of 5
Weather Forecast
Average Temperature: 77.5°F
Average Humidity: 77%
Wind: 11.2 mph
UV Index: 1.6
Air Quality
Nitrogen Dioxide: 4.63 μg/m3
Sulphur Dioxide: 2.04 μg/m3
Ozone: 74.64 μg/m3
Astronomical
Sun Transit: 1:07 PM
Sunset: 6:56 PM
Daylight: 11 hrs 38 mins
Moon Transit: 1:06 AM
Moonset: 7:46 AM
Moon Phase: Full
Moon Illumination: 99.1%
Best Times for Fishing or Hunting
Major Periods
12:36 AM - 3:06 AM2:26 PM - 4:56 PM
Minor Periods
6:41 PM - 8:11 PM7:16 AM - 8:46 AM
Action Rating: 5 out of 5
Weather Forecast
Average Temperature: 78.4°F
Average Humidity: 77%
Wind: 8.5 mph
UV Index: 1.5
Air Quality
Nitrogen Dioxide: 7.47 μg/m3
Sulphur Dioxide: 2.49 μg/m3
Ozone: 70.2 μg/m3
Astronomical
Sun Transit: 1:07 PM
Sunset: 6:55 PM
Daylight: 11 hrs 36 mins
Moon Transit: 2:00 AM
Moonset: 8:59 AM
Moon Phase: Full
Moon Illumination: 95.8%
Best Times for Fishing or Hunting
Major Periods
1:30 AM - 4:00 AM3:21 PM - 5:51 PM
Minor Periods
7:18 PM - 8:48 PM8:29 AM - 9:59 AM
Action Rating: 4 out of 5
Weather Forecast
Average Temperature: 69.9°F
Average Humidity: 86%
Wind: 17.4 mph
UV Index: 0
Air Quality
Nitrogen Dioxide: 8.13 μg/m3
Sulphur Dioxide: 2.57 μg/m3
Ozone: 62.54 μg/m3
Astronomical
Sun Transit: 1:06 PM
Sunset: 6:54 PM
Daylight: 11 hrs 34 mins
Moon Transit: 2:56 AM
Moonset: 10:14 AM
Moon Phase: Waning Gibbous
Moon Illumination: 90.1%
Best Times for Fishing or Hunting
Major Periods
2:26 AM - 4:56 AM4:20 PM - 6:50 PM
Minor Periods
8:02 PM - 9:32 PM9:44 AM - 11:14 AM
Action Rating: 3 out of 5