World Resorts USA Myrtle Beach Weather

Myrtle Beach Sea Temperature in December

Average sea water temperature in December:
+56.2°F
Minimum sea water temperature in December: 64.8°F
Maximum sea water temperature in December: 48.7°F

Daily sea water temperature in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2025 was 54.7°F. The highest and lowest sea temperatures during the month were 60.6°F and 51.3°F.

Monthly sea water temperature in Myrtle Beach, °F

Which USA resorts have warmest sea in December?

Place name December 2025 December 2024
West Palm Beach 79.0°F 78.4°F
Fort Lauderdale 78.7°F 77.6°F
Honolulu 78.6°F 78.3°F
Hawaii 78.5°F 78.3°F
Kauai 78.2°F 76.0°F
Maui 78.0°F 77.8°F
Miami Beach 77.4°F 75.9°F
Oahu 77.1°F 77.2°F
Key Largo 76.3°F 73.1°F
Key West 75.9°F 72.6°F
Miami 75.5°F 73.0°F
Port St. Lucie 73.3°F 71.9°F
Naples 71.5°F 67.7°F
Cape Coral 71.2°F 67.8°F
Cocoa Beach 69.7°F 66.6°F
Siesta Key 69.3°F 65.6°F
Sarasota 69.2°F 65.6°F
Tampa 68.3°F 65.5°F
Orlando 67.6°F 66.0°F
Corpus Christi 67.5°F 66.5°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
+59°F
SW 9 mph
Feels like: +59°F
Precip.: 8%
Places in USA:
Name
°F
+48°F
+52°F
+77°F
+63°F
+72°F
+79°F
+72°F
+55°F
+70°F
+59°F
+70°F
+70°F
+73°F
+61°F
24 Hours Forecast
Myrtle Beach
Local time: 23:51
October 25, sunday
0000
59°F
SW
9 mph
0300
57°F
SW
10 mph
0600
55°F
SW
9 mph
0900
61°F
SW
11 mph
1200
72°F
SW
14 mph
1500
73°F
W
12 mph
1800
68°F
SW
9 mph
2100
61°F
SW
8 mph
Units of measurement: °C / °F