The highest day temperature in May 2025 was 94°F. The lowest night temperature was 66°F. The average values for day and night temperatures during May were 84.5°F и 74.1°F respectivly.

The average sea surface temperature in May 2025 for Edisto Beach was 79.2°F. The maximum and minimum values were 75.6°F and 82.4°F respectively.

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

Precipitation total in May for Edisto Beach is 1.1 in.

The average wind speed in May is 7.3 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 Edisto Beach in May is 8.2 hours.