World Resorts USA Kiawah Island Weather

Kiawah Island sea water temperature

Current sea water temperature:
+55.9°F
Minimum sea water temperature in January: 61.0°F
Maximum sea water temperature in January: 43.9°F
Average sea water temperature in January: 53.9°F

Sea water temperature for the last 10 days:

January 10 55.9°F January 5 55.6°F
January 9 55.2°F January 4 54.3°F
January 8 55.8°F January 3 54.1°F
January 7 55.9°F January 2 54.5°F
January 6 55.4°F January 1 55.6°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:
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 July, °F

Show year:
2025
2024
2023

The average sea water temperature in July of 2025 was 84.8°F. The highest and lowest sea temperatures during the month were 86.9°F and 83.1°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 15 days
December 14 days
Warmest months:
July 87.5 °F
August 85.8 °F
June 84.6 °F
Warmest sea temp:
August 84.4 °F
July 84.4 °F
September 81.1 °F
Coldest months:
January 56.1 °F
December 59.0 °F
February 60.6 °F
Rainiest months:
July 5 days
August 5 days
June 4 days
Windiest months:
March 8.7 mph
December 8.5 mph
January 8.4 mph

Kiawah Island on a weather map

Kiawah Island
+59°F
N 11 mph
Feels like: +59°F
Precip.: 0%
Places in USA:
Name
°F
+46°F
+73°F
+73°F
+36°F
+48°F
+70°F
+75°F
+66°F
+41°F
+46°F
+45°F
+66°F
+68°F
+63°F
+37°F
24 Hours Forecast
Kiawah Island
Local time: 05:37
January 10, saturday
0600
59°F
N
11 mph
0900
63°F
N
9 mph
1200
64°F
NE
11 mph
1500
64°F
NE
14 mph
1800
64°F
N
13 mph
2100
63°F
N
14 mph
January 11, sunday
0000
63°F
NE
14 mph
0300
61°F
NE
13 mph
Units of measurement: °C / °F