According to the police report, the rape took place between 2 p.m. and 2:30 p.m. on August 2.
The police are looking for a suspect, according to the report, of dark skin colour, about 175-185 centimetres tall, dressed in loose-fitting college pants and a t-shirt.
The man wore white sneakers.
The police have appealed for witnesses.
The news agency STT was unable to reach the lead investigator.