World Resorts USA Hilton Head Island

Hilton Head Island Monthly Weather Averages

Please click on any column to get detailed information about Hilton Head Island weather in that particular month. You will get daily weather information for that month for the last several years.

Day & Night air temperature, °F

The warmest month in Hilton Head Island is july. The average daily temp is 87.6°F. The average nightly temp is 77.0°F.

Sea water temperature, °F

The warmest sea temperature usually observed in August. Average daily sea water temperature during this month is 85.2°F.

Precipitation total, in.

October is the month with least precipitations during the year. The average precipitation totals for this month is 0.6 in. The month with most precipitation total is August.

Number of rainy days

This chart shows averages for the last three years. It shows medium and heavy rains only, it doesn't show light rains.

Wind speed, mph
Sunny, partly cloudy and cloudy days
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.

* Charts above show average data for the last 3 years.

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
+50°F
+75°F
+75°F
+59°F
+70°F
+77°F
+70°F
+46°F
+63°F
+57°F
+73°F
+72°F
+66°F
+34°F
24 Hours Forecast
Hilton Head Island
Local time: 14:14
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