The Cathedral Grammar School has a number of events throughout the year. Following are the sports events for Term 2.
- Monday 30 May - ISSA Cross Country - Roto Kohatu Reserve
- Friday 3 June - Winter Sport Competition Starts
- Wednesday 15 June - Canterbury Primary Schools Artistic Gymnastic Competition
- Wednesday 22 June - Canterbury Primary Schools Cross Country
- Tuesday 28 June - Waihi Winter Exchange - TCGS Hosting
- Tuesday 28 June - Canterbury Primary Schools Rhythmic Gymnastic Competition