World Resorts USA Kiawah Island Weather

Kiawah Island sea water temperature

Current sea water temperature:
+86.2°F
Minimum sea water temperature in July: 87.1°F
Maximum sea water temperature in July: 81.3°F
Average sea water temperature in July: 84.5°F

Sea water temperature for the last 10 days:

July 21 86.2°F July 16 85.3°F
July 20 86.7°F July 15 85.5°F
July 19 86.5°F July 14 85.6°F
July 18 86.0°F July 13 86.0°F
July 17 85.5°F July 12 86.4°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 July, August and September.

Monthly Sea Temperatures in Kiawah Island, °F

Sea water temperature in July, °F

Show year:
2026
2025
2024

The average sea water temperature in July of 2026 was 85.8°F. The highest and lowest sea temperatures during the month were 86.7°F and 84.9°F.

Sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 84.1°F. The highest and lowest sea temperatures during the month were 87.1°F and 82.4°F.

Sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 79.3°F. The highest and lowest sea temperatures during the month were 81.3°F and 76.5°F.

Best time for vacation in Kiawah Island

Sunniest months:
October 16 days
April 16 days
January 14 days
Warmest months:
July 87.5 °F
August 85.8 °F
June 84.6 °F
Warmest sea temp:
July 84.6 °F
August 84.4 °F
September 81.1 °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
+86°F
N 16 mph
Feels like: +97°F
Precip.: 10%
Places in USA:
Name
°F
+73°F
+81°F
+77°F
+86°F
+66°F
+86°F
+72°F
+84°F
+75°F
+68°F
+55°F
+68°F
+84°F
+79°F
+75°F
24 Hours Forecast
Kiawah Island
Local time: 09:44
July 21, tuesday
1200
91°F
N
16 mph
1500
90°F
NE
17 mph
1800
86°F
N
17 mph
2100
84°F
N
17 mph
July 22, wednesday
0000
84°F
N
17 mph
0300
84°F
NE
17 mph
0600
81°F
NE
13 mph
0900
84°F
NE
13 mph
Units of measurement: °C / °F