Striking a strong connection with both new viewers and readers of Jenny Han’s books, The Summer I Turned Pretty has rapidly become one of Prime Video’s biggest adolescent drama triumphs. Combining self-discovery, camaraderie, and a sincere romance, the show has become a summertime mainstay. Following the emotional highs and lows of Season 2, viewers have yearned for Season 3; today, Amazon has formally announced its premiere.
Including the verified release date, cast, trailer specifics, episode count, and how closely it mirrors the original book, here is all you need know about The Summer I Turned Pretty Season 3.
The Summer I Turned Pretty Season 3 Release Date (Confirmed)
Officially, Amazon has said that The Summer I Turned Pretty Season 3 will show on July 16, 2025, just on Prime Video. Comprising eleven episodes, this will be the last season of the series, hence it will be the longest season yet.
Jenny Han’s third and last book in the trilogy, We’ll Always Have Summer, is adapted this season to finish the emotional trip Belly Conklin and her relationships with the Fisher brothers embark upon.
Platform and Streaming Details
Streaming Platform: Prime Video
Premiere Date: July 16, 2025
Episode Count: 11 episodes
Release Format: Expected weekly episodes, as in previous seasons
Regions Available: Over 240 countries and territories
All episodes will be available in English with options for subtitles and dubs in multiple languages, including Spanish, French, and German.
Returning Cast
Most of the core cast will return for Season 3, along with a few recurring and new characters. Here’s the confirmed and expected lineup:
Lola Tung as Isabel “Belly” Conklin
Gavin Casalegno as Jeremiah Fisher
Christopher Briney as Conrad Fisher
Sean Kaufman as Steven Conklin
Jackie Chung as Laurel Park (Belly’s mother)
Rain Spencer as Taylor
Elsie Fisher as Skye
Kyra Sedgwick as Aunt Julia
Rachel Blanchard, who plays Susannah Fisher, may appear in flashbacks or dream sequences. Casting announcements for new characters are expected before the premiere.
Story and Plot Overview
Two years following Season 2 events, Season 3 picks up. Belly is in a committed relationship with Jeremiah, and the summer vibe at Cousins Beach seems different—more grownup, more uncertain. But Conrad’s surprising comeback emotionally tests her and makes her rethink both her past and her present.
Based on We’ll Always Have Summer, the story will center on Belly’s coming-of-age choices as she tackles the fallout from prior actions into adulthood. The story will center themes of loyalty, personal development, bereavement, and devotion.
Showrunner Jenny Han has indicated that there would be some significant alterations to keep things surprising for all viewers, even if book buffs could believe they know how it ends.
How Closely Will It Follow the Book?
Season 3 mostly centers on We’ll Always Have Summer, although Jenny Han has stretched the universe and given the characters more complex storylines with creative license in the writing.
Expect to see:
- Further study of Laurel’s work and healing process
- Long sequences spanning Belly’s connection with Taylor
- More closely examining Steven and Skye’s relationship
- Scenes that might change important dynamics from the book
- In interviews, Han has claimed that although the book’s “soul” stays the same, some events will take place in fresh ways to fit the screen format.
Trailer and Promotional Material
Amazon released a teaser trailer in April 2025 showing Belly strolling along the coast at Cousins Beach intercut with recollections from former summers and fresh dramatic events.
Taylor Swift’s “Daylight” and “Red (Taylor’s Version)” score the teaser, therefore upholding the custom of Swift’s music serving as the central component of the emotional tone of the show.
Expected to premiere in late June 2025, the full-length teaser promises more narrative disclosures, character interactions, and confirmation of the primary emotional arcs for the season.
Episode Structure and Format
Season 1 had seven episodes; Season Two had eight; Season Three is scheduled to feature eleven complete episodes. The program can slow down closing up character arcs, emotional narratives, and fan-favorite subplots throughout this longer season.
Format: One episode per week (expected)
Episode Length: 40–55 minutes per episode
Final Episode Air Date: Likely to be in late September 2025 (if released weekly)
Production and Development Notes
Late 2024 saw the start of filming for Season 3; much of the shoot took place in Wilmington, North Carolina, the actual stand-in for Cousins Beach.
The 2023 writers’ and actors’ strikes, which pushed back several productions, caused the delay between Season 2 and 3 mostly. But the longer writing and editing schedule will provide a more polished and emotionally nuanced season for fans.
Again acting as showrunner and executive producer, Jenny Han guarantees artistic continuity with the first book trio.
Will This Be the Final Season?
Definitely. Season 3 will mark the last chapter in the Summer I Turned Pretty series, Amazon has confirmed. Jenny Han also underlined in an interview: “There are three books. Three seasons are in store. This season will see the finish of Belly’s narrative.
Although spin-offs or expanded universe ideas have not been revealed, the producers have not completely ruled them out, especially if viewership continues to be robust.
Frequently Asked Questions
Q: When will The Summer I Turned Pretty Season 3 be released?
A: July 16, 2025, on Prime Video.
Q: How many episodes will there be in Season 3?
A: 11 episodes — the longest season in the series.
Q: Will the show follow the third book exactly?
A: Not exactly. While the core story will remain, Jenny Han has confirmed new scenes and twists will be added.
Q: Is this the last season?
A: Yes, Season 3 is the final season of the main series.
Q: Is the trailer out yet?
A: A teaser trailer is available. A full trailer is expected in late June 2025.
Final Thoughts
Set to be an emotional, deep, and gratifying ending to one of the most adloved young adult series of recent years, Season 3 of The Summer I Turned Pretty is The last season promises both closure and surprise with a strong ensemble, long run of episodes, and Jenny Han’s creative direction.
One thing is certain: this summer will offer answers, Team Jeremiah or Team Conrad.
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