World Resorts USA Kiawah Island Weather

Kiawah Island sea water temperature

Current sea water temperature:
+78.1°F
Minimum sea water temperature in October: 80.2°F
Maximum sea water temperature in October: 66.0°F
Average sea water temperature in October: 73.4°F

Sea water temperature for the last 10 days:

October 7 78.1°F October 2 78.4°F
October 6 78.8°F October 1 77.9°F
October 5 78.8°F September 30 77.5°F
October 4 78.8°F September 29 76.8°F
October 3 78.8°F September 28 77.7°F

When is the warmest sea in Kiawah Island?

Based on the data about daily sea water temperature for the last three years the warmest sea in Kiawah Island was noticed in August, July and September.

Monthly Sea Temperatures in Kiawah Island, °F

Sea water temperature in August, °F

Show year:
2026
2025
2024

The average sea water temperature in August of 2026 was 85.7°F. The highest and lowest sea temperatures during the month were 88.2°F and 83.1°F.

Sea water temperature in July, °F

Show year:
2026
2025
2024

The average sea water temperature in July of 2026 was 86.0°F. The highest and lowest sea temperatures during the month were 87.1°F and 84.9°F.

Sea water temperature in September, °F

Show year:
2026
2025
2024

The average sea water temperature in September of 2026 was 82.7°F. The highest and lowest sea temperatures during the month were 85.6°F and 76.8°F.

Best time for vacation in Kiawah Island

Sunniest months:
October 16 days
April 16 days
January 14 days
Warmest months:
July 87.8 °F
August 86.1 °F
June 84.6 °F
Warmest sea temp:
July 84.6 °F
August 84.6 °F
September 81.3 °F
Coldest months:
January 55.7 °F
December 59.0 °F
February 59.6 °F
Rainiest months:
July 5 days
August 5 days
June 3 days
Windiest months:
March 9.0 mph
February 8.7 mph
January 8.7 mph

Kiawah Island on a weather map

Kiawah Island
+75°F
W 9 mph
Feels like: +79°F
Precip.: 19%
Places in USA:
Name
°F
+61°F
+70°F
+79°F
+95°F
+91°F
+86°F
+77°F
+75°F
+68°F
+79°F
+66°F
+82°F
+77°F
+88°F
+72°F
24 Hours Forecast
Kiawah Island
Local time: 18:51
October 07, wednesday
2100
72°F
W
6 mph
October 08, thursday
0000
72°F
SW
4 mph
0300
70°F
SW
4 mph
0600
70°F
S
5 mph
0900
72°F
SW
5 mph
1200
81°F
W
5 mph
1500
79°F
W
6 mph
1800
77°F
W
6 mph
Units of measurement: °C / °F