The third season of "The Summer I Turned Pretty" premiered on July 16, 2025, on Prime Video. The first two episodes were released on that date, and after that, new episodes have been coming out every Wednesday at 3 AM ET (8 AM BST) until the final episode. Season 3 consists of 11 episodes, with the finale scheduled to release on September 17, 2025. So the show's third season started on July 16, 2025, and new episodes have been released weekly on Wednesdays since then.
