average monthly temps in hilton head
Hilton Head Island: Annual Weather Averages. January is the hottest month in Hilton Head Island with an average temperature of 27Â°C (81Â°F) and the coldest is January at 27Â°C (81Â°F). Loading weather data.
In most years, Hilton Head Island averages a daily maximum temperature for March that's between 66 and 72 degrees Fahrenheit (19 to 22 degrees Celsius). The minimum temperature usually falls between 46 and 52 Â°F (8 to 11 Â°C). The days at Hilton Head Island warm more quickly during March.