Myrtle Beach Weather
Average High Temperatures
- Winter
- December
- January
- February
- Air
- 60°F
- 56°F
- 60°F
- Water
- 60°F
- 56°F
- 60°F
- Spring
- March
- April
- May
- Air
- 68°F
- 76°F
- 83°F
- Water
- 56°F
- 68°F
- 72°F
- Summer
- June
- July
- August
- Air
- 88°F
- 91°F
- 89°F
- Water
- 80°F
- 85°F
- 85°F
- Autumn
- September
- October
- November
- Air
- 85°F
- 77°F
- 69°F
- Water
- 78°F
- 72°F
- 62°F
Did you know?
Ocean water temperature along the Grand Strand beaches is about 20 degrees warmer than New York ocean water during the summer and 10 degrees warmer during the winter.
Annual Averages
| Sunny Days | ![]() |
216 |
| Days with temperatures above 90°F | ![]() |
46 |
| Days with less than.10 inches of rain | ![]() |
72 |
| Average air temperature | ![]() |
64 |
| Average water temperature | ![]() |
66 |





