Current sea water temperature:
+56.7°F
| Minimum sea water temperature in December: | 65.7°F |
| Maximum sea water temperature in December: | 47.3°F |
| Average sea water temperature in December: | 57.4°F |
| more information | |
14 days
forecast
forecast
| Kiawah Island |
monthly
weather
weather
| Kiawah Island |
Sea water temperature for the last 10 days:
| December 30 | 56.7°F | December 25 | 55.2°F |
| December 29 | 57.2°F | December 24 | 53.6°F |
| December 28 | 57.0°F | December 23 | 54.7°F |
| December 27 | 56.7°F | December 22 | 52.5°F |
| December 26 | 56.1°F | December 21 | 53.6°F |
Monthly sea water temperature, °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.
current
weather
weather
| Kiawah Island |
weather in
January
January
| Kiawah Island |
Best time for vacation in Kiawah Island
Kiawah Island on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Kiawah Island
Local time: 18:26
December 30, tuesday
2100
43°F
E
6 mph
6 mph
December 31, wednesday
0000
41°F
E
7 mph
7 mph
0300
37°F
E
7 mph
7 mph
0600
36°F
E
9 mph
9 mph
0900
39°F
E
9 mph
9 mph
1200
46°F
E
9 mph
9 mph
1500
54°F
E
12 mph
12 mph
1800
54°F
E
12 mph
12 mph
