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
Miami 83.3°F 82.6°F
Naples 82.9°F 83.5°F
Miami Beach 82.7°F 82.4°F
St. Petersburg 82.0°F 82.6°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
Corpus Christi 79.5°F 80.9°F
Kailua Kona 79.4°F 79.1°F
South Padre Island 79.1°F 80.0°F
Orlando 78.4°F 77.2°F
Houston 78.4°F 79.5°F
Daytona Beach 78.1°F 76.0°F
New Orleans 78.0°F 79.5°F
Honolulu 78.0°F 78.1°F
Hawaii 77.9°F 78.0°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 84.7 °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
+81°F
NE 3 mph
Feels like: +88°F
Precip.: 12%
Places in USA:
Name
°F
+79°F
+77°F
+86°F
+66°F
+82°F
+70°F
+81°F
+75°F
+64°F
+57°F
+66°F
+88°F
+82°F
+77°F
+79°F
24 Hours Forecast
Myrtle Beach
Local time: 07:54
July 16, thursday
0900
81°F
NE
3 mph
1200
93°F
N
6 mph
1500
93°F
NW
12 mph
1800
88°F
N
12 mph
2100
82°F
NE
11 mph
July 17, friday
0000
81°F
NE
8 mph
0300
81°F
NE
6 mph
0600
79°F
NE
6 mph
Units of measurement: °C / °F