Water Temperature of the Atlantic Ocean Near St. Helena Island, SC

Current Water Temperature

81.3°F

Measurement Time: Thursday, May 28, 2026, 3:08 AM EDT

Temperature Locations

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Local Points of Interest

Fripp Island, SC

Atlantic Ocean

Station Name: Fripp Nearshore, SC (FRP2)
Station Type: Buoy
Data Source: National Data Buoy Center

Elevation Above Sea Level: 0 feet

Nearest Address:
Offshore
St. Helena Island, SC 29920
Beaufort County

GPS Coordinates: 32.279, -80.406

Nearby Water Temperatures

Savannah River, Tybee Island, GA (33.6 mi)
Savannah River, Fort Pulaski, GA (33.7 mi)
Savannah River, Hardeeville, SC (37.2 mi)
Back River, Savannah, GA (41.5 mi)
Savannah River, Savannah, GA (41.8 mi)
Little Back River, Limehouse, SC (42.1 mi)
Savannah River, Hardeeville, SC (42.3 mi)
Little Back River, Limehouse, SC (42.3 mi)
Savannah River, Hardeeville, SC (43.6 mi)
Savannah River, Savannah, GA (43.7 mi)
Abercorn Creek, Rincon, GA (43.7 mi)
Savannah River, Rincon, GA (44.3 mi)
Savannah River, Hardeeville, SC (44.3 mi)
Ashley River, North Charleston, SC (44.4 mi)
Cooper River, Charleston, SC (44.6 mi)

Weather Near St. Helena Island, South Carolina

Current Weather

79°F
Partly Cloudy
Partly Cloudy
85.7°F
83.4°F
88%
SW 9.4 mph
16.3 mph
77.7°F
75.1°F
0 in
0%
9 mi
1016 mbar
0

Five Day Weather Forecast

Patchy rain nearby
Thu
H: 89°F
L: 75°F
Moderate rain
Fri
H: 80°F
L: 73°F
Moderate rain
Sat
H: 81°F
L: 72°F
Moderate rain
Sun
H: 72°F
L: 70°F
Patchy rain nearby
Mon
H: 76°F
L: 70°F

Air Quality

PM2.5: 7.55 μg/m3
PM10: 8.55 μg/m3
Carbon Monoxide: 142.85 μg/m3
Nitrogen Dioxide: 3.75 μg/m3
Sulphur Dioxide: 1.85 μg/m3
Ozone: 69 μg/m3

Astronomical

Sunrise: 6:17 AM
Sun Transit: 1:18 PM
Sunset: 8:22 PM
Daylight: 14 hrs 4 mins
Moonrise: 6:15 PM
Moon Transit: 11:32 PM
Moonset: 4:13 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 92.7%

Best Times for Fishing or Hunting

Major Periods

11:59 AM - 2:29 PM
12:00 AM - 12:00 AM

Minor Periods

5:45 PM - 7:15 PM
3:43 AM - 5:13 AM

Action Rating: 2 out of 5

Thursday, May 28, 2026

Weather Forecast

Patchy rain nearby
88.7°F
75°F
79.3°F
82%
0.07 in
81%
0%
13.2 mph
10.1


Air Quality

AQI: 1 - Good
PM2.5: 7.51 μg/m3
PM10: 9.62 μg/m3
Carbon Monoxide: 121.77 μg/m3
Nitrogen Dioxide: 2.74 μg/m3
Sulphur Dioxide: 1.45 μg/m3
Ozone: 88.28 μg/m3

Astronomical

Sunrise: 6:17 AM
Sun Transit: 1:18 PM
Sunset: 8:22 PM
Daylight: 14 hrs 4 mins
Moonrise: 6:15 PM
Moon Transit: 11:32 PM
Moonset: 4:13 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 92.7%

Best Times for Fishing or Hunting

Major Periods

11:59 AM - 2:29 PM
12:00 AM - 12:00 AM

Minor Periods

5:45 PM - 7:15 PM
3:43 AM - 5:13 AM

Action Rating: 2 out of 5

Friday, May 29, 2026

Weather Forecast

Moderate rain
79.5°F
72.5°F
75.2°F
86%
0.29 in
89%
0%
6.9 mph
6.1


Air Quality

AQI: 1 - Good
PM2.5: 6.27 μg/m3
PM10: 7.77 μg/m3
Carbon Monoxide: 134.36 μg/m3
Nitrogen Dioxide: 2.69 μg/m3
Sulphur Dioxide: 1.33 μg/m3
Ozone: 91.64 μg/m3

Astronomical

Sunrise: 6:17 AM
Sun Transit: 1:19 PM
Sunset: 8:22 PM
Daylight: 14 hrs 5 mins
Moonrise: 7:13 PM
Moon Transit: 12:00 AM
Moonset: 4:45 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 97.4%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
12:45 AM - 3:15 PM

Minor Periods

6:43 PM - 8:13 PM
4:15 AM - 5:45 AM

Action Rating: 3 out of 5

Saturday, May 30, 2026

Weather Forecast

Moderate rain
80.9°F
71.5°F
74.5°F
84%
0.48 in
82%
0%
12.3 mph
9.8


Air Quality

AQI: 1 - Good
PM2.5: 3.7 μg/m3
PM10: 4.55 μg/m3
Carbon Monoxide: 150.35 μg/m3
Nitrogen Dioxide: 1.93 μg/m3
Sulphur Dioxide: 1.13 μg/m3
Ozone: 82.88 μg/m3

Astronomical

Sunrise: 6:16 AM
Sun Transit: 1:19 PM
Sunset: 8:23 PM
Daylight: 14 hrs 6 mins
Moonrise: 8:12 PM
Moon Transit: 12:19 AM
Moonset: 5:21 AM
Moon Phase: Full
Moon Illumination: 99.8%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
1:33 PM - 4:03 PM

Minor Periods

7:42 PM - 9:12 PM
4:51 AM - 6:21 AM

Action Rating: 4 out of 5

Sunday, May 31, 2026

Weather Forecast

Moderate rain
71.6°F
69.5°F
71.1°F
81%
0.36 in
87%
0%
21.5 mph
3.9


Air Quality

AQI: 1 - Good
PM2.5: 2.27 μg/m3
PM10: 2.4 μg/m3
Carbon Monoxide: 138.77 μg/m3
Nitrogen Dioxide: 2.2 μg/m3
Sulphur Dioxide: 1.05 μg/m3
Ozone: 67.15 μg/m3

Astronomical

Sunrise: 6:16 AM
Sun Transit: 1:19 PM
Sunset: 8:23 PM
Daylight: 14 hrs 7 mins
Moonrise: 9:08 PM
Moon Transit: 1:08 AM
Moonset: 6:03 AM
Moon Phase: Full
Moon Illumination: 99.6%

Best Times for Fishing or Hunting

Major Periods

12:38 AM - 3:08 AM
2:23 PM - 4:53 PM

Minor Periods

8:38 PM - 10:08 PM
5:33 AM - 7:03 AM

Action Rating: 4 out of 5

Monday, June 1, 2026

Weather Forecast

Patchy rain nearby
76.3°F
69.6°F
72.8°F
79%
0.06 in
89%
0%
13 mph
0.6


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:16 AM
Sun Transit: 1:19 PM
Sunset: 8:24 PM
Daylight: 14 hrs 8 mins
Moonrise: 10:00 PM
Moon Transit: 2:00 AM
Moonset: 6:51 AM
Moon Phase: Full
Moon Illumination: 96.8%

Best Times for Fishing or Hunting

Major Periods

1:30 AM - 4:00 AM
3:14 PM - 5:44 PM

Minor Periods

9:30 PM - 11:00 PM
6:21 AM - 7:51 AM

Action Rating: 4 out of 5

The times presented here are based upon the solunar theory, which is the idea that the movements of fish and other animals are affected by the location of the sun and moon. The major periods are believed to be the times of the greatest animal activity and occur when the moon is directly overhead or underfoot (lunar transits). The minor periods also see increased activity and occur when the moon is rising or setting. The strongest activity occurs during full or new moons, and the weakest during quarter or three quarter moons. This is indicated by the Action Rating.

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