Measurements:
°C
°F
Hilton Head Island
64°F
SW 6 mph
Feels like: 64°F
Precip: 0%
World Resorts USA Hilton Head Island Weather

Hilton Head Island Sea Water Temperature

Current Sea Water Temperature:
+71.4°F
Maximum Sea Water Temperature in April: 75.4°F
Minimum Sea Water Temperature in April: 63.4°F
Average water temperature in April: 70.1°F

Sea Water Temperature for the Last 10 Days:

April 13 71.4°F April 08 70.4°F
April 12 71.4°F April 07 71.6°F
April 11 71.2°F April 06 69.8°F
April 10 71.2°F April 05 69.2°F
April 09 72.6°F April 04 68.6°F

When is the Warmest Sea for Hilton Head Island?

According to our data for the last three years for Hilton Head Island the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0
15
30
45
60
75
90
105
120
58.6
68
76.5
85.5
89.1
88.9
84.1
77.7
70.1
62.8
55.4
54.2

Sea Water Temperature in August

Select Year: 2024 2023 2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
80
83
86
89
92
95
98

The average sea surface temperature in August 2024 for Hilton Head Island was 87.8°F. The maximum and minimum values were 84.2°F and 90.4°F respectively.

Sea Water Temperature in July

Select Year: 2024 2023 2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
82
84
86
88
90
92
94
96

The average sea surface temperature in July 2024 for Hilton Head Island was 90.0°F. The maximum and minimum values were 88.6°F and 91.8°F respectively.

Sea Water Temperature in September

Select Year: 2024 2023 2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
76
79
82
85
88
91
94
97

The average sea surface temperature in September 2024 for Hilton Head Island was 83.6°F. The maximum and minimum values were 80.2°F and 89.0°F respectively.

Best Time to Visit Hilton Head Island
The most sunny months:
October 16 days
April 16 days
December 13 days
The most warm months:
July 91.8 °F
August 90.2 °F
June 88.2 °F
Warmest sea temperature:
August 89.1 °F
July 88.9 °F
September 85.5 °F
The most cold months:
January 56.4 °F
December 59.9 °F
February 61.2 °F
The most rainy months:
August 6 days
July 6 days
June 4 days
The most windy months:
January 7 mph
April 7 mph
December 7 mph

Hilton Head Island on the Weather Map

USA Resorts:
NAME
Boston +36
Chicago +48
Hawaii +76
Honolulu +76
Houston +66
Las Vegas +72
Los Angeles +60
Miami +68
New York +38
Orlando +66
San Diego +58
San Francisco +54
Sarasota +60
Tampa +64
Washington +46
24 Hours Weather Forecast
Hilton Head Island
Local time: 03:35
13 apr, sunday
0600 60°F
SW
6 mph
0900 60°F
SW
7 mph
1200 68°F
SW
4 mph
1500 74°F
W
1 mph
1800 74°F
NW
2 mph
2100 66°F
N
5 mph
14 apr, monday
0000 62°F
N
4 mph
0300 60°F
NE
5 mph