The TV series "The Summer I Turned Pretty" first premiered on Amazon Prime Video on June 17, 2022. The third and final season of the series premiered on July 16, 2025.
If the question is about the original book, "The Summer I Turned Pretty" novel was published in 2009.
To summarize:
- TV series release: June 17, 2022 (season 1)
- Final season release: July 16, 2025
- Original book publication: 2009