- September 39/25 Late Start (9:10 AM)
- September 39/23 Senior Retreat
- September 39/18 Late Start (9:10 AM)
- September 39/13 Student Group Fair
- September 39/11 Cathedral Day (Grades 7, 9, & 12) / HSW (Grades 6, 8, 10, & 11)
- September 39/9 AIR Student Council Installation
- September 39/6 Global Programs Assembly
- September 39/5 Upper School Open House (5:30 PM)
- September 39/4 Late Start (9:10 AM)
- September 39/3 Student Pictures / Vision Screening
