The highest day temperature in May 2024 was 89°F. The lowest night temperature was 65°F. The average values for day and night temperatures during May were 81.4°F и 73.4°F respectivly.

The average sea surface temperature in May 2024 for Folly Beach was 78.2°F. The maximum and minimum values were 72.2°F and 82.2°F respectively.

Most of the days in May are cloudy but you can also expect sunny or gloomy days.

Precipitation total in May for Folly Beach is 1.3 in.

The average wind speed in May is 9.2 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 Folly Beach in May is 8.5 hours.