The TV series "The Summer I Turned Pretty," based on Jenny Han's young adult romance novel trilogy, premiered its first season on June 17, 2022, on Amazon Prime Video. The show follows Belly Conklin and a love triangle involving brothers Conrad and Jeremiah. The third and final season of the series premiered on July 16, 2025, starting with two episodes released on that day. Subsequent episodes have been released weekly on Wednesdays at 3 AM ET / 12 AM PT. This season consists of 11 episodes and follows Belly as she navigates her summer after her junior year of college, facing important decisions about her love life and adulthood. The final episode is scheduled for release on September 17, 2025. So, "The Summer I Turned Pretty" came out initially in 2022, and the latest season (season 3) started airing on July 16, 2025, with weekly episodes thereafter on Amazon Prime Video. The series is available to stream there. If you want more specifics about any season or the storyline, feel free to ask!