The highest day temperature in June 2025 was 100°F. The lowest night temperature was 75°F. The average values for day and night temperatures during June were 90.2°F и 80.6°F respectivly.

The average sea surface temperature in June 2025 for Kiawah Island was 84.6°F. The maximum and minimum values were 80.2°F and 88.8°F respectively.

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

Precipitation total in June for Kiawah Island is 1.7 in. It makes june one of the most rainy months of the year.

The average wind speed in June is 7.8 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 Kiawah Island in June is 8.0 hours.