World Resorts USA Myrtle Beach Weather

Myrtle Beach Sea Temperature in May

Average sea water temperature in May:
+72.5°F
Minimum sea water temperature in May: 77.5°F
Maximum sea water temperature in May: 67.8°F

Daily sea water temperature in May, °F

Show year:
2025
2024
2023

The average sea water temperature in May of 2025 was 74.4°F. The highest and lowest sea temperatures during the month were 77.4°F and 70.3°F.

Monthly sea water temperature in Myrtle Beach, °F

Which USA resorts have warmest sea in May?

Place name May 2025 May 2024
Everglades 84.5°F 84.6°F
Key West 83.5°F 84.6°F
Naples 83.5°F 83.8°F
Key Largo 83.5°F 84.1°F
Sanibel Island 83.1°F 83.2°F
Tampa 82.7°F 82.5°F
Sarasota 82.7°F 82.9°F
St. Petersburg 82.6°F 82.4°F
Clearwater Beach 82.6°F 82.5°F
Miami 82.6°F 83.3°F
Siesta Key 82.5°F 82.6°F
Miami Beach 82.4°F 83.0°F
Fort Lauderdale 81.1°F 81.7°F
West Palm Beach 81.1°F 81.5°F
Corpus Christi 80.9°F 81.0°F
Pensacola 80.1°F 79.4°F
South Padre Island 80.0°F 81.1°F
Orange Beach 79.8°F 78.7°F
Galveston 79.6°F 79.5°F
Pensacola Beach 79.6°F 78.7°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 53.8 °F
December 57.2 °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
January 8.5 mph

Myrtle Beach on a weather map

Myrtle Beach
+45°F
NE 14 mph
Feels like: +39°F
Precip.: 0%
Places in USA:
Name
°F
+34°F
+70°F
+70°F
+64°F
+61°F
+63°F
+63°F
+63°F
+27°F
+61°F
+55°F
+52°F
+48°F
+59°F
+32°F
24 Hours Forecast
Myrtle Beach
Local time: 23:36
February 25, wednesday
0000
45°F
NE
14 mph
0300
45°F
NE
15 mph
0600
45°F
NE
16 mph
0900
48°F
NE
17 mph
1200
54°F
NE
16 mph
1500
55°F
NE
16 mph
1800
55°F
NE
16 mph
2100
52°F
NE
12 mph
Units of measurement: °C / °F