World Resorts USA Myrtle Beach Weather

Myrtle Beach Sea Temperature in May

Average sea water temperature in May:
+72.4°F
Minimum sea water temperature in May: 77.5°F
Maximum sea water temperature in May: 65.5°F

Daily sea water temperature in May, °F

Show year:
2026
2025
2024

The average sea water temperature in May of 2026 was 72.0°F. The highest and lowest sea temperatures during the month were 77.5°F and 65.5°F.

Monthly sea water temperature in Myrtle Beach, °F

Which USA resorts have warmest sea in May?

Place name May 2026 May 2025
Key West 84.3°F 83.5°F
Key Largo 84.0°F 83.5°F
Miami 83.3°F 82.6°F
Cape Coral 83.3°F 83.4°F
Naples 82.9°F 83.5°F
Miami Beach 82.7°F 82.4°F
Tampa 81.9°F 82.7°F
West Palm Beach 81.7°F 81.1°F
Fort Lauderdale 81.7°F 81.1°F
Clearwater Beach 81.5°F 82.6°F
Sarasota 81.5°F 82.7°F
Siesta Key 81.3°F 82.5°F
Port St. Lucie 80.8°F 78.9°F
Cocoa Beach 80.4°F 79.4°F
Corpus Christi 79.5°F 80.9°F
South Padre Island 79.1°F 80.0°F
Galveston 78.4°F 79.6°F
Orlando 78.4°F 77.2°F
Houston 78.4°F 79.5°F
Daytona Beach 78.1°F 76.0°F

Best time for vacation in Myrtle Beach

Sunniest months:
October 17 days
April 17 days
November 16 days
Warmest months:
July 87.8 °F
August 85.7 °F
June 84.7 °F
Warmest sea temp:
August 83.1 °F
July 83.1 °F
September 80.6 °F
Coldest months:
January 53.8 °F
December 57.2 °F
February 57.8 °F
Rainiest months:
August 5 days
June 3 days
September 3 days
Windiest months:
March 8.9 mph
February 8.7 mph
April 8.7 mph

Myrtle Beach on a weather map

Myrtle Beach
+72°F
S 6 mph
Feels like: +72°F
Precip.: 30%
Places in USA:
Name
°F
+57°F
+61°F
+79°F
+91°F
+91°F
+84°F
+73°F
+72°F
+61°F
+82°F
+68°F
+84°F
+82°F
+64°F
24 Hours Forecast
Myrtle Beach
Local time: 21:55
October 05, monday
0000
70°F
S
4 mph
0300
68°F
S
4 mph
0600
66°F
S
4 mph
0900
66°F
S
4 mph
1200
73°F
SW
6 mph
1500
77°F
SW
6 mph
1800
75°F
SW
6 mph
2100
72°F
SW
6 mph
Units of measurement: °C / °F