average august temperatures in myrtle beach
Myrtle Beach Weather in August In most years, Myrtle Beach averages a daily maximum temperature for August that's between 86 and 89 degrees Fahrenheit (30 to 32 degrees Celsius). The minimum temperature usually falls between 68 and 72 Â°F (20 to 22 Â°C). The days at Myrtle Beach begin to cool a little during August.