Measurements:
°C
°F
Mount Pleasant
86°F
W 6 mph
Feels like: 84°F
Precip: 0%
World Resorts USA Mount Pleasant Weather

Mount Pleasant Sea Water Temperature

Current Sea Water Temperature:
+80.2°F
Maximum Sea Water Temperature in June: 88.6°F
Minimum Sea Water Temperature in June: 73.2°F
Average water temperature in June: 83.0°F

Sea Water Temperature for the Last 10 Days:

June 04 80.2°F May 29 85.4°F
June 03 81.2°F May 28 83.4°F
June 01 83.8°F May 27 82.2°F
May 31 85.2°F May 26 82.4°F
May 30 83.8°F May 25 81.6°F

When is the Warmest Sea for Mount Pleasant?

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

Average Water Temperature by Month, °F

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Mount Pleasant was 88.3°F. The maximum and minimum values were 86.2°F and 90.6°F respectively.

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Mount Pleasant was 87.7°F. The maximum and minimum values were 85.2°F and 90.8°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Mount Pleasant was 81.9°F. The maximum and minimum values were 78.8°F and 84.6°F respectively.

Best Time to Visit Mount Pleasant
The most sunny months:
October 17 days
April 16 days
January 14 days
The most warm months:
July 91.7 °F
August 89.7 °F
June 88.6 °F
Warmest sea temperature:
July 87.9 °F
August 87.7 °F
September 84.0 °F
The most cold months:
January 56.3 °F
December 60.0 °F
February 60.5 °F
The most rainy months:
July 5 days
August 4 days
September 3 days
The most windy months:
March 9 mph
February 9 mph
April 9 mph

Mount Pleasant on the Weather Map

USA Resorts:
NAME
Boston +90
Chicago +76
Hawaii +78
Honolulu +78
Houston +86
Las Vegas +94
Los Angeles +68
Maui +70
Miami +82
Miami Beach +84
New York +94
San Diego +64
San Francisco +60
Sarasota +94
Tampa +92
24 Hours Weather Forecast
Mount Pleasant
Local time: 13:17
04 jun, thursday
1500 84°F
NW
12 mph
1800 84°F
N
9 mph
2100 78°F
N
9 mph
05 jun, friday
0000 76°F
N
7 mph
0300 76°F
NE
4 mph
0600 72°F
SE
6 mph
0900 76°F
SE
5 mph
1200 80°F
NW
6 mph