The story follows the main character Yukito Kunisaki, a traveler who arrives in a quiet seaside town during summer since he does not have any more money to continue on his journey for now.
On November 17, 2004, a teaser DVD named "Air prelude" was produced containing interviews with the cast, clean opening and ending sequences, and promotional footage of the anime itself.
A DVD released on March 31, 2005 called "Air Memories" contained promotional commercials for the series, staff commentaries, and clean ending sequences from the twelfth and thirteenth episodes, lasting ninety-two minutes in total.
A single DVD volume for Air in Summer was released on October 5, 2005 in Japan in limited and regular editions.
In July 2008, the license for the anime series and film was transferred to Funimation continued to produce them in North America in English.