World Resorts USA Myrtle Beach Weather

Myrtle Beach Sea Temperature in September

Average sea water temperature in September:
+80.6°F
Minimum sea water temperature in September: 85.3°F
Maximum sea water temperature in September: 75.2°F

Daily sea water temperature in September, °F

Show year:
2026
2025
2024

The average sea water temperature in September of 2026 was 82.0°F. The highest and lowest sea temperatures during the month were 84.7°F and 76.8°F.

Monthly sea water temperature in Myrtle Beach, °F

Which USA resorts have warmest sea in September?

Place name September 2026 September 2025
Key West 87.8°F 86.9°F
Naples 87.0°F 86.1°F
Galveston 87.0°F 85.5°F
Siesta Key 86.9°F 84.9°F
Houston 86.9°F 84.9°F
Corpus Christi 86.8°F 85.8°F
Sarasota 86.8°F 84.8°F
West Palm Beach 86.6°F 86.2°F
Fort Lauderdale 86.6°F 86.4°F
New Orleans 86.4°F 84.3°F
Gulf Shores 86.1°F 84.3°F
St. Petersburg 86.1°F 84.1°F
Orange Beach 86.0°F 84.0°F
Pensacola Beach 85.9°F 83.9°F
Tampa 85.9°F 84.3°F
Clearwater Beach 85.9°F 84.0°F
Miami Beach 85.8°F 86.1°F
Panama City Beach 85.8°F 83.4°F
Pensacola 85.7°F 83.9°F
Destin 85.6°F 83.1°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
+45°F
SE 7 mph
Feels like: +41°F
Precip.: 5%
Places in USA:
Name
°F
+34°F
+37°F
+70°F
+61°F
+61°F
+64°F
+63°F
+39°F
+63°F
+55°F
+61°F
+59°F
+55°F
+63°F
+37°F
24 Hours Forecast
Myrtle Beach
Local time: 01:55
November 14, saturday
0300
45°F
SE
7 mph
0600
43°F
SE
7 mph
0900
48°F
S
7 mph
1200
55°F
SE
9 mph
1500
57°F
SE
10 mph
1800
50°F
SE
7 mph
2100
46°F
SE
6 mph
November 15, sunday
0000
43°F
S
7 mph
Units of measurement: °C / °F