Measurements:
°C
°F
Hilton Head Island
66°F
E 17 mph
Feels like: 66°F
Precip: 0%
World Resorts USA Hilton Head Island Weather September Weather in Hilton Head Island

Hilton Head Island Weather: September

Average Day Temperature: 85.7°F
Average Night Temperature: 75.0°F
Sea Water Temperature: 85.5°F
Number of Sunny Days: 11 days
Sunshine Hours: 11.9 - 12.8 hours
Number of Rainy Days: 3 days
Precipitation Totals: 1.5 in

Air Temperature in September, °F

Select Year: 2024 2023 2022

The highest day temperature in September 2024 was 88°F. The lowest night temperature was 71°F. The average values for day and night temperatures during September were 83.5°F и 78.6°F respectivly.

Hilton Head Island Water Sea Temperature in September, °F

Select Year: 2024 2023 2022

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.

Sunny, Cloudy and Gloomy days

You can expect various weather conditions during September. Be ready for sunny, cloudy or even gloomy days.

Precipitation Totals in September, in

Precipitation total in September for Hilton Head Island is 1.5 in.

Wind Speed in September, mph

The average wind speed in September is 7.1 mph. This value is relatively stable throughout the year.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Hilton Head Island in September is 7.1 hours.

Best Time to Visit Hilton Head Island
The most sunny months:
October 16 days
April 16 days
December 14 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 58.0 °F
December 60.8 °F
February 62.1 °F
The most rainy months:
August 6 days
July 6 days
March 4 days
The most windy months:
April 7 mph
March 7 mph
January 7 mph

Hilton Head Island on the Weather Map

USA Resorts:
NAME
Boston +48
Chicago +34
Hawaii +80
Honolulu +80
Houston +74
Las Vegas +68
Los Angeles +74
Maui +74
Miami +80
New York +48
San Diego +70
San Francisco +58
Sarasota +74
Tampa +72
Washington +48
24 Hours Weather Forecast
Hilton Head Island
Local time: 17:05
21 nov, thursday
1800 66°F
E
17 mph
2100 58°F
E
14 mph
22 nov, friday
0000 56°F
E
14 mph
0300 52°F
E
16 mph
0600 48°F
E
18 mph
0900 46°F
E
18 mph
1200 52°F
SE
21 mph
1500 56°F
SE
19 mph