World Resorts USA Hilton Head Island Weather

Summer weather in Hilton Head Island

Weather in Hilton Head Island in Summer

June July August
Average day temperature:
Average day temperature: 84.3°F 87.6°F 86.2°F
Average night temperature:
Average night temperature: 73.4°F 77.0°F 76.8°F
Sea water temperature:
Sea water temperature: 80.7°F 85.0°F 85.2°F
Number of sunny days:
Number of sunny days: 8 days 8 days 4 days
Day length:
Day length: 14.1 - 14.3 h. 13.7 - 14.2 h. 12.8 - 13.7 h.
Number of rainy days:
Number of rainy days: 4 days 6 days 6 days
Precipitation totals:
Precipitation totals: 1.9 in. 2.3 in. 3.1 in.

Day & Night air temperature, °F

Sea water temperature, °F

Precipitation total, in.

Sunny, partly cloudy and cloudy days
Wind speed, mph
Average sunny hours

Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.

Best time for vacation in Hilton Head Island

Sunniest months:
October 16 days
April 16 days
December 14 days
Warmest months:
July 87.6 °F
August 86.2 °F
June 84.3 °F
Warmest sea temp:
August 85.2 °F
July 85.0 °F
September 81.9 °F
Coldest months:
January 57.2 °F
December 59.7 °F
February 60.9 °F
Rainiest months:
August 6 days
July 6 days
March 4 days
Windiest months:
April 8.0 mph
March 7.7 mph
January 7.7 mph

Hilton Head Island on a weather map

Hilton Head Island
+63°F
E 17 mph
Feels like: +63°F
Precip.: 0%
Places in USA:
Name
°F
+48°F
+52°F
+75°F
+75°F
+59°F
+72°F
+82°F
+70°F
+48°F
+63°F
+57°F
+73°F
+72°F
+72°F
+36°F
24 Hours Forecast
Hilton Head Island
Local time: 14:45
November 21, thursday
1500
63°F
E
17 mph
1800
63°F
E
18 mph
2100
57°F
E
14 mph
November 22, friday
0000
54°F
E
15 mph
0300
50°F
E
16 mph
0600
46°F
E
17 mph
0900
48°F
E
19 mph
1200
52°F
SE
21 mph
Units of measurement: °C / °F