World Resorts USA Myrtle Beach Weather

Myrtle Beach Sea Temperature in May

Average sea water temperature in May:
+72.2°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 69.0°F. The highest and lowest sea temperatures during the month were 71.2°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
Everglades 84.8°F 84.5°F
Key Largo 84.1°F 83.5°F
Key West 84.0°F 83.5°F
Miami 82.9°F 82.6°F
Cape Coral 82.6°F 83.4°F
Hialeah 82.4°F 82.3°F
Marco Island 82.1°F 83.5°F
Miami Beach 82.1°F 82.4°F
Naples 81.9°F 83.5°F
Fort Lauderdale 80.9°F 81.1°F
West Palm Beach 80.9°F 81.1°F
Tampa 80.4°F 82.7°F
St. Petersburg 80.3°F 82.6°F
Sarasota 80.0°F 82.7°F
Siesta Key 79.8°F 82.5°F
Clearwater Beach 79.8°F 82.6°F
Cocoa Beach 78.7°F 79.4°F
Corpus Christi 78.4°F 80.9°F
Hilo 78.1°F 77.7°F
Honolulu 78.0°F 78.1°F

Best time for vacation in Myrtle Beach

Sunniest months:
October 17 days
April 17 days
November 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 53.8 °F
December 57.2 °F
February 57.8 °F
Rainiest months:
August 5 days
July 4 days
June 3 days
Windiest months:
March 8.9 mph
February 8.7 mph
April 8.7 mph

Myrtle Beach on a weather map

Myrtle Beach
+79°F
N 13 mph
Feels like: +82°F
Precip.: 0%
Places in USA:
Name
°F
+77°F
+79°F
+79°F
+97°F
+72°F
+84°F
+84°F
+75°F
+81°F
+64°F
+72°F
+84°F
+88°F
+82°F
+59°F
24 Hours Forecast
Myrtle Beach
Local time: 18:20
May 16, saturday
2100
72°F
N
11 mph
May 17, sunday
0000
70°F
N
11 mph
0300
68°F
N
9 mph
0600
68°F
NE
5 mph
0900
75°F
NE
4 mph
1200
79°F
N
9 mph
1500
79°F
N
12 mph
1800
77°F
N
12 mph
Units of measurement: °C / °F