Croatia has a strong festival culture, particularly in summer when the whole coast comes alive. The range is wide: medieval pageantry, classical music in Roman ruins, and electronic music on Adriatic beaches.
Dubrovnik Summer Festival (mid-July to late August) is Croatia's most prestigious cultural event, running since 1950. Theatre, opera, ballet, and classical concerts take place across the old city — in Fort Lovrijenac, on the Stradun, and in various historic courtyards. Performances are outdoors and atmospheric; tickets sell fast.
Split Summer Festival (mid-July to mid-August) uses the extraordinary setting of Diocletian's Palace for theatre and music performances. The Peristyle square becomes an open-air stage.
Ultra Europe (July, Park Mladezi Stadium, Split) is one of Europe's biggest electronic music festivals, drawing international headliners and crowds from across the continent. Expect days of music and a chaotic, party-focused atmosphere in the city.
Hvar Summer Festival runs June through September with classical concerts, theatre, and cultural events across the island. More intimate than the Dubrovnik festival.
INmusic Festival (June, Zagreb) is the leading rock and pop outdoor festival, held on an island in Lake Jarun on the edge of the capital. Past headliners have included David Bowie, Nick Cave, and Arcade Fire.
Motovun Film Festival (July, Motovun, Istria) is a beloved independent film festival held in a hilltop Istrian village. Films screen outdoors into the night; the atmosphere is relaxed and genuine.
Rab Medieval Fair / Rabska Fjera (late July) transforms the old town of Rab into a medieval village, with crossbow tournaments, period costumes, crafts, and music. One of the more charming local traditions.
Sinj Alka (first Sunday of August, Sinj) is a UNESCO-listed knightly tournament dating from 1715, celebrating the town's defeat of an Ottoman attack. The ceremonial lance-throwing competition is taken very seriously and draws large local crowds.