World Resorts USA Myrtle Beach Weather

Myrtle Beach Sea Temperature in July

Average sea water temperature in July:
+83.1°F
Minimum sea water temperature in July: 85.8°F
Maximum sea water temperature in July: 77.0°F

Daily sea water temperature in July, °F

Show year:
2026
2025
2024

The average sea water temperature in July of 2026 was 84.6°F. The highest and lowest sea temperatures during the month were 85.8°F and 83.3°F.

Monthly sea water temperature in Myrtle Beach, °F

Which USA resorts have warmest sea in July?

Place name July 2026 July 2025
Key West 88.5°F 86.7°F
Clearwater Beach 87.9°F 87.1°F
Naples 87.7°F 86.6°F
Tampa 87.6°F 86.8°F
Sarasota 87.6°F 86.9°F
Siesta Key 87.6°F 86.9°F
New Orleans 87.5°F 87.4°F
Miami 87.4°F 86.3°F
Miami Beach 87.0°F 86.0°F
Bay Saint Louis 86.8°F 87.2°F
Houston 86.7°F 86.3°F
Fort Lauderdale 86.6°F 85.0°F
Hilton Head Island 86.3°F 85.7°F
St. George Island 86.3°F 86.4°F
Pensacola 86.1°F 86.9°F
Orange Beach 86.1°F 86.7°F
West Palm Beach 86.1°F 84.6°F
St. Simons Island 86.0°F 84.5°F
Panama City Beach 86.0°F 86.3°F
Santa Rosa Beach 85.9°F 86.2°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 80.4 °F
Coldest months:
January 53.8 °F
December 57.2 °F
February 57.8 °F
Rainiest months:
August 5 days
June 3 days
July 3 days
Windiest months:
March 8.9 mph
February 8.7 mph
April 8.7 mph

Myrtle Beach on a weather map

Myrtle Beach
+91°F
SW 5 mph
Feels like: +95°F
Precip.: 1%
Places in USA:
Name
°F
+68°F
+75°F
+79°F
+91°F
+84°F
+86°F
+72°F
+91°F
+75°F
+72°F
+64°F
+77°F
+88°F
+72°F
24 Hours Forecast
Myrtle Beach
Local time: 16:42
September 14, monday
1800
91°F
SW
5 mph
2100
82°F
NE
4 mph
September 15, tuesday
0000
81°F
W
12 mph
0300
77°F
W
11 mph
0600
75°F
SW
8 mph
0900
75°F
SW
10 mph
1200
82°F
W
9 mph
1500
86°F
W
7 mph
Units of measurement: °C / °F