Cabarrus County Schools Dear Parents/Guardians: Welcome to the school year! Thank you for choosing Cabarrus County Schools. We are excited about the new school . Sep 19,  · Graduation: May 23, 24 NC Law requires that all hours missed due to inclement weather must be made up to provide for 1, hrs. of instruction per academic year. Cabarrus County School Calendar with Holidays (Thu) May April June 03 10 24 04 18 05 12 19 26 01 08 29 02 09 16 30 03 10 24 04 18 05 12 19 .