Measurements:
°C
°F
Charleston
68°F
E 16 mph
Feels like: 68°F
Precip: 0%
World Resorts USA Charleston Weather

Charleston Sea Water Temperature

Current Sea Water Temperature:
+69.4°F
Maximum Sea Water Temperature in November: 78.0°F
Minimum Sea Water Temperature in November: 58.0°F
Average water temperature in November: 67.7°F

Sea Water Temperature for the Last 10 Days:

November 21 69.4°F November 16 70.4°F
November 20 69.2°F November 15 71.8°F
November 19 68.4°F November 08 74.0°F
November 18 67.2°F November 07 73.2°F
November 17 68.4°F November 06 73.4°F

When is the Warmest Sea for Charleston?

According to our data for the last three years for Charleston the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2024 2023 2022

The average sea surface temperature in August 2024 for Charleston was 86.7°F. The maximum and minimum values were 83.6°F and 89.2°F respectively.

Sea Water Temperature in July

Select Year: 2024 2023 2022

The average sea surface temperature in July 2024 for Charleston was 89.2°F. The maximum and minimum values were 87.6°F and 91.4°F respectively.

Sea Water Temperature in September

Select Year: 2024 2023 2022

The average sea surface temperature in September 2024 for Charleston was 82.1°F. The maximum and minimum values were 79.0°F and 88.4°F respectively.

Best Time to Visit Charleston
The most sunny months:
April 16 days
October 15 days
May 15 days
The most warm months:
July 93.7 °F
August 92.0 °F
June 90.0 °F
Warmest sea temperature:
August 87.5 °F
July 87.3 °F
September 84.6 °F
The most cold months:
January 57.1 °F
February 61.3 °F
December 62.2 °F
The most rainy months:
August 10 days
July 9 days
June 7 days
The most windy months:
March 9 mph
April 9 mph
February 9 mph

Charleston on the Weather Map

USA Resorts:
NAME
Boston +48
Chicago +34
Hawaii +80
Honolulu +80
Houston +74
Las Vegas +60
Los Angeles +74
Maui +74
Miami +86
New York +48
San Diego +64
San Francisco +58
Sarasota +76
Tampa +74
Washington +52
24 Hours Weather Forecast
Charleston
Local time: 15:39
21 nov, thursday
1800 66°F
E
16 mph
2100 56°F
E
14 mph
22 nov, friday
0000 52°F
E
12 mph
0300 48°F
E
12 mph
0600 46°F
E
14 mph
0900 46°F
SE
14 mph
1200 54°F
SE
16 mph
1500 56°F
SE
17 mph