World Resorts USA Myrtle Beach Weather

Myrtle Beach Sea Temperature in August

Average sea water temperature in August:
+83.0°F
Minimum sea water temperature in August: 86.0°F
Maximum sea water temperature in August: 79.9°F

Daily sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 83.1°F. The highest and lowest sea temperatures during the month were 86.0°F and 81.9°F.

Monthly sea water temperature in Myrtle Beach, °F

Which USA resorts have warmest sea in August?

Place name August 2025 August 2024
Everglades 88.8°F 87.0°F
Islamorada 88.8°F 87.3°F
Key West 88.8°F 87.8°F
Cape Coral 88.7°F 86.8°F
Key Largo 88.7°F 87.3°F
Marco Island 88.7°F 87.1°F
Naples 88.7°F 87.0°F
Tampa 88.6°F 86.4°F
Sarasota 88.6°F 87.2°F
Siesta Key 88.6°F 87.3°F
Clearwater Beach 88.5°F 87.0°F
Miami 88.1°F 86.4°F
Miami Beach 87.9°F 86.5°F
Houston 87.8°F 88.0°F
New Orleans 87.4°F 88.1°F
Fort Lauderdale 87.2°F 85.8°F
Corpus Christi 87.0°F 87.9°F
Cocoa Beach 86.8°F 84.5°F
Pensacola 86.5°F 87.2°F
Mobile 86.2°F 87.0°F

Best time for vacation in Myrtle Beach

Sunniest months:
October 17 days
November 16 days
April 16 days
Warmest months:
July 87.0 °F
August 85.5 °F
June 84.1 °F
Warmest sea temp:
August 83.0 °F
July 82.9 °F
September 80.4 °F
Coldest months:
January 53.9 °F
December 57.6 °F
February 58.4 °F
Rainiest months:
August 5 days
July 4 days
June 3 days
Windiest months:
March 8.9 mph
April 8.5 mph
February 8.5 mph

Myrtle Beach on a weather map

Myrtle Beach
+52°F
SW 7 mph
Feels like: +50°F
Precip.: 100%
Places in USA:
Name
°F
+28°F
+75°F
+75°F
+39°F
+50°F
+66°F
+77°F
+70°F
+19°F
+52°F
+46°F
+63°F
+61°F
+45°F
+3°F
24 Hours Forecast
Myrtle Beach
Local time: 04:38
December 05, friday
0600
52°F
SW
7 mph
0900
50°F
W
9 mph
1200
52°F
W
7 mph
1500
50°F
SW
6 mph
1800
46°F
S
11 mph
2100
43°F
S
8 mph
December 06, saturday
0000
41°F
S
6 mph
0300
41°F
S
6 mph
Units of measurement: °C / °F