Measurements:
°C
°F
CURRENT WEATHER
14:27
Hilton Head Island
88°F
NW 4 mph
Feels like: 102°F
Precip: 11%
World Resorts USA Hilton Head Island Weather

7 Day Weather Forecast

07.15
wed
DAY
90°F
W 1 mph
precip
9%
NIGHT
82°F
NE 4 mph
precip
13%
07.16
thu
DAY
92°F
N 4 mph
precip
5%
NIGHT
86°F
NE 9 mph
precip
18%
07.17
fri
DAY
94°F
N 8 mph
precip
4%
NIGHT
88°F
N 11 mph
precip
62%
07.18
sat
DAY
92°F
NE 11 mph
precip
5%
NIGHT
88°F
NE 15 mph
precip
7%
07.19
sun
DAY
96°F
NE 9 mph
precip
3%
NIGHT
88°F
NE 12 mph
precip
18%
07.20
mon
DAY
92°F
NE 10 mph
precip
4%
NIGHT
88°F
NE 13 mph
precip
8%
07.21
tue
DAY
96°F
NE 11 mph
precip
4%
NIGHT
88°F
NE 12 mph
precip
9%

Hilton Head Island Sea Water Temperature in July, °F

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Hilton Head Island was 30.0°F. The maximum and minimum values were 29.4°F and 30.6°F respectively.

Hilton Head Island on the Weather Map

Best Time to Visit Hilton Head Island
The most sunny months:
October 17 days
November 15 days
December 15 days
The most warm months:
July 91.5 °F
August 89.5 °F
June 88.7 °F
Warmest sea temperature:
July 89.0 °F
August 89.0 °F
September 85.1 °F
The most cold months:
January 56.2 °F
December 59.8 °F
February 60.8 °F
The most rainy months:
August 5 days
July 5 days
September 3 days
The most windy months:
January 8 mph
February 8 mph
April 8 mph
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