Summer on Gradina is the beloved cultural and entertainment festival organized by the Rijeka Tourist Board that transforms the enchanting Trsat Castle—and newly upgraded Nugent Park—into the city's festive cultural hub each summer.
Now celebrating its 20th jubilee edition, the event runs from June 19 to August 31, 2025, offering over 20 events across music, theatre, family entertainment, and gastronomy.
Drawing tens of thousands from Rijeka and beyond, Summer on Gradina brings people together in a relaxed, scenic setting, showcasing unique performances, artistic flair, and delicious local treats.

What July Brings
July 5 (18:00–24:00) – SunSET Castle, evening DJ event
July 6 (All day) – Pul Kaštela – Exhibition, art & photography along the Kaštel trail
July 11 (21:00) – Sergej Ćetković, Montenegrin pop singer with emotional ballads
July 12 (21:00) – Silente, Dubrovnik-based alt-rock band with poetic lyrics
July 17 (19:30) – Children’s play: Three Brothers and Three Castles, an imaginative performance for kids
July 18 (21:00) – Dalmatino, beloved pop duo
July 19 (21:00) – Milde Sorte Party – DJ Zdrave, themed DJ night
July 24 (21:00) – Tabuji – Stand-up Comedy, evening of laughter and satire
July 25 (20:00) – Goran Bare & Majke, legendary Croatian rock band
July 26 (21:00) – FIT, cult Rijeka rock group
What August Brings
August 1 (21:00) – TBF (hip‑hop from Split) inaugurates the month with their witty, socially-engaged sound August 2 (18:00) – Disco za najmlađe, a fun disco party for children
August 9 (21:00) – Performance by Jasna Zlokić, beloved Croatian pop diva
August 13 (21:00) – Soulful evening with Božo Vrećo
August 15 (21:00) – Damir Kedžo returns after five years with a special concert
August 16 (20:30) – ROCK’N’ROLLIN’ Time featuring Valerija Nikolovska & Žanil Tataj Žak, a tribute to rock classics
August 22 (18:00) – Lollipop, a themed party night .
August 23 (21:00) – Crvena jabuka celebrates 40 years of hits in a special anniversary concert
August 25 (21:00) – YB and Rolling Quartz, two renowned South Korean rock bands, bring an international flair
August 30 (20:00) – Disco revival, an energetic retro disco night
August 31 (21:00) – The festival closes with the monodrama “Ana Katarina” performed by Ana Vilenica
This summer, become part of a tradition cherished by Rijeka’s residents and experience unforgettable nights under the stars. Whether you’re a local or a visitor, let the magical setting of Trsat Castle draw you in — to celebrate music, culture and togetherness in one of Croatia’s most captivating historic sites.

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