February: Steirischer Frühling (Styrian Spring) - avant-garde arts festival featuring experimental theater, music, dance.
April-May: Diagonale Film Festival - important Austrian film festival showcasing contemporary cinema.
June: Steirischer Herbst preview events, summer outdoor concerts begin in parks.
July-August: Open-air cinema series, river festivals, Schlossbergfest (castle hill festival), outdoor theater.
September: Steirischer Herbst (Styrian Autumn) - major festival featuring art, music, theater, literature (4 weeks).
October: 72-hour Festival - contemporary art event, film festival, cultural programs.
November-December: Christmas markets throughout city (Hauptplatz, Schlossbergplatz), festive lights, holiday concerts.
Public Holidays: January 1 (New Year), Easter Monday, May 1 (Labor), May 20 (Ascension), June 10 (Corpus Christi), August 15 (Assumption), October 26 (National), November 1 (All Saints), December 25-26 (Christmas).