World Resorts USA North Myrtle Beach Weather

North Myrtle Beach Sea Temperature in December

Average sea water temperature in December:
+56.1°F
Minimum sea water temperature in December: 64.9°F
Maximum sea water temperature in December: 49.3°F

Daily sea water temperature in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2025 was 54.6°F. The highest and lowest sea temperatures during the month were 58.8°F and 51.6°F.

Monthly sea water temperature in North Myrtle Beach, °F

Which USA resorts have warmest sea in December?

Place name December 2025 December 2024
Kailua Kona 79.3°F 78.3°F
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 78.1°F 77.8°F
Miami Beach 77.4°F 75.9°F
Oahu 77.1°F 77.2°F
Islamorada 76.5°F 73.4°F
Key Largo 76.4°F 73.1°F
Key West 75.9°F 72.6°F
Miami 75.6°F 73.0°F
Everglades 73.7°F 69.7°F
Marco Island 71.9°F 68.0°F
South Padre Island 71.7°F 71.9°F
Naples 71.5°F 67.7°F
Sanibel Island 71.0°F 67.1°F
Cocoa Beach 69.6°F 66.6°F
Siesta Key 69.3°F 65.6°F

Best time for vacation in North Myrtle Beach

Sunniest months:
October 17 days
November 16 days
April 15 days
Warmest months:
July 85.3 °F
August 84.0 °F
June 82.3 °F
Warmest sea temp:
August 83.3 °F
July 83.2 °F
September 80.3 °F
Coldest months:
January 52.7 °F
December 56.3 °F
February 56.7 °F
Rainiest months:
August 6 days
July 5 days
September 3 days
Windiest months:
March 10.3 mph
February 10.0 mph
April 9.9 mph

North Myrtle Beach on a weather map

North Myrtle Beach
+50°F
SE 6 mph
Feels like: +45°F
Precip.: 0%
Places in USA:
Name
°F
+37°F
+75°F
+75°F
+63°F
+64°F
+73°F
+75°F
+70°F
+30°F
+79°F
+52°F
+64°F
+59°F
+55°F
+19°F
24 Hours Forecast
North Myrtle Beach
Local time: 15:46
December 30, tuesday
1800
48°F
SE
6 mph
2100
39°F
SE
2 mph
December 31, wednesday
0000
37°F
S
3 mph
0300
36°F
E
5 mph
0600
36°F
E
6 mph
0900
41°F
E
6 mph
1200
48°F
E
6 mph
1500
54°F
NE
8 mph
Units of measurement: °C / °F