The highest day temperature in April 2024 was 84°F. The lowest night temperature was 50°F. The average values for day and night temperatures during April were 72.2°F и 64.3°F respectivly.

The average sea surface temperature in April 2024 for Hilton Head Island was 68.9°F. The maximum and minimum values were 63.4°F and 73.6°F respectively.

Most of the days in April are sunny but you can also expect cloudy and gloomy days.

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

The average wind speed in April is 8.0 mph. This value is relatively stable throughout the year.

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 April is 8.7 hours.