San Dimas High | Upcoming Events | Date & Time |
| Independence Day | Sat 07/04/2026 (All Day) |
| Senior Portraits-Set Up | Mon 07/20/2026 8:30 am - 11:00 am |
| Senior Portraits | Wed 07/22/2026 8:30 am - 2:30 pm |
| Senior Portraits | Thu 07/23/2026 8:30 am - 2:30 pm |
| Senior Portraits | Fri 07/24/2026 8:30 am - 2:30 pm |
| Senior Portraits | Mon 07/27/2026 8:30 am - 2:30 pm |
| Senior Portraits | Tue 07/28/2026 8:30 am - 2:30 pm |
| Senior Portraits | Wed 07/29/2026 8:30 am - 2:30 pm |
| Senior Portraits | Thu 07/30/2026 8:30 am - 2:30 pm |
| ASB Retreat | Wed 08/05/2026 1:00 pm to Fri 08/07/2026 11:00 am |
| Flag Football JV | Wed 08/05/2026 1:00 pm - 3:00 pm |
| Flag Football VAR | Wed 08/05/2026 3:00 pm - 5:00 pm |
| School Check In | Mon 08/10/2026 (All Day) to Tue 08/11/2026 (All Day) |
| Freshman Orientation | Mon 08/10/2026 8:30 am - 12:00 pm |
| Senior Check In | Mon 08/10/2026 8:30 am - 10:30 am |
| Junior Check In | Mon 08/10/2026 12:00 pm - 2:00 pm |
| Flag Football JV | Mon 08/10/2026 4:00 pm - 6:00 pm |
| Flag Football VAR | Mon 08/10/2026 5:30 pm - 7:30 pm |
| Sophomore Check In | Tue 08/11/2026 8:30 am - 10:30 am |
| Freshmen Check In | Tue 08/11/2026 12:00 pm - 2:00 pm |
| Volleyball Girls F | Tue 08/11/2026 3:30 pm - 4:30 pm |
| Volleyball Girls JV | Tue 08/11/2026 3:30 pm - 4:30 pm |
| Volleyball Girls V | Tue 08/11/2026 5:00 pm - 6:30 pm |
| Flag Football JV | Wed 08/12/2026 4:30 pm - 6:30 pm |
| Flag Football VAR | Wed 08/12/2026 6:30 pm - 8:30 pm |
| Volleyball Girls F | Thu 08/13/2026 3:30 pm - 4:30 pm |
| Football F | Thu 08/13/2026 4:00 pm - 5:00 pm |
| Volleyball Girls JV | Thu 08/13/2026 4:30 pm - 5:30 pm |
| Football JV | Thu 08/13/2026 5:00 pm - 6:00 pm |
| Volleyball Girls V | Thu 08/13/2026 5:30 pm - 7:00 pm |
| Football VAR | Thu 08/13/2026 6:00 pm - 7:00 pm |
| Volleyball Girls JV | Sat 08/15/2026 8:00 am - 4:00 pm |
| First Day of School | Mon 08/17/2026 (All Day) |
| Senior Sunrise | Mon 08/17/2026 5:30 am - 8:00 am |
| Flag Football VAR | Mon 08/17/2026 5:00 pm - 7:00 pm |
| Volleyball Girls F | Tue 08/18/2026 3:15 pm - 4:15 pm |
| Volleyball Girls JV | Tue 08/18/2026 3:15 pm - 4:15 pm |
| Tennis Girls JV | Tue 08/18/2026 3:30 pm - 4:30 pm |
| Tennis Girls V | Tue 08/18/2026 3:30 pm - 4:30 pm |
| B Water Polo V | Tue 08/18/2026 4:00 pm - 5:00 pm |
| Volleyball Girls V | Tue 08/18/2026 4:30 pm - 6:00 pm |
| B Water Polo JV | Tue 08/18/2026 5:00 pm - 6:00 pm |
| Football F | Wed 08/19/2026 3:30 pm - 6:00 pm |
| Volleyball Girls F | Wed 08/19/2026 3:30 pm - 4:30 pm |
| Flag Football JV | Wed 08/19/2026 3:45 pm - 5:45 pm |
| Volleyball Girls JV | Wed 08/19/2026 4:30 pm - 5:30 pm |
| Flag Football VAR | Wed 08/19/2026 5:00 pm - 7:00 pm |
| Volleyball Girls V | Wed 08/19/2026 5:30 pm - 7:00 pm |
| Tennis Girls JV | Thu 08/20/2026 3:30 pm - 4:30 pm |
| Tennis Girls V | Thu 08/20/2026 3:30 pm - 4:30 pm |
| B Water Polo V | Thu 08/20/2026 4:00 pm - 5:00 pm |
| B Water Polo JV | Thu 08/20/2026 5:00 pm - 6:00 pm |
| Football VAR | Thu 08/20/2026 7:00 pm - 9:30 pm |
| Collaboration Day (2:25pm Release) | Fri 08/21/2026 (All Day) |
| Volleyball Girls V | Fri 08/21/2026 (All Day) |
| Football JV | Fri 08/21/2026 3:30 pm - 6:00 pm |
| Foam Dance | Fri 08/21/2026 7:00 pm - 10:00 pm |
| Volleyball Girls V | Sat 08/22/2026 (All Day) |
| Back to School Night | Mon 08/24/2026 (All Day) |
| Back to School Night | Mon 08/24/2026 6:00 pm - 8:00 pm |
| PTSA Meeting-General Session | Mon 08/24/2026 6:00 pm - 7:00 pm |
| Tennis Girls JV | Tue 08/25/2026 3:30 pm - 4:30 pm |
| Tennis Girls V | Tue 08/25/2026 3:30 pm - 4:30 pm |
| Volleyball Girls F | Tue 08/25/2026 3:30 pm - 4:30 pm |
| B Water Polo V | Tue 08/25/2026 4:00 pm - 5:00 pm |
| B Water Polo JV | Tue 08/25/2026 5:00 pm - 6:00 pm |
| Volleyball Girls JV | Tue 08/25/2026 5:30 pm - 6:30 pm |
| Volleyball Girls V | Tue 08/25/2026 6:30 pm - 8:00 pm |
| Golf Girls V | Wed 08/26/2026 3:00 pm - 4:00 pm |
| Football F | Wed 08/26/2026 3:30 pm - 6:00 pm |
| Flag Football JV | Wed 08/26/2026 5:00 pm - 7:00 pm |
| Flag Football VAR | Wed 08/26/2026 6:00 pm - 8:00 pm |
| Golf Girls V | Thu 08/27/2026 3:00 pm - 4:00 pm |
| Tennis Girls V | Thu 08/27/2026 3:15 pm - 4:15 pm |
| Tennis Girls JV | Thu 08/27/2026 3:30 pm - 4:30 pm |
| Volleyball Girls F | Thu 08/27/2026 3:30 pm - 4:30 pm |
| B Water Polo V-Bonita | Thu 08/27/2026 4:00 pm - 5:00 pm |
| Volleyball Girls JV | Thu 08/27/2026 4:30 pm - 5:30 pm |
| B Water Polo JV-Bonita | Thu 08/27/2026 5:00 pm - 6:00 pm |
| Volleyball Girls V | Thu 08/27/2026 5:30 pm - 7:00 pm |
| Football VAR | Thu 08/27/2026 7:00 pm - 9:30 pm |
| Minimum Day (12:59pm Release) | Fri 08/28/2026 (All Day) |
| Flag Football JV | Sat 08/29/2026 8:00 am - 10:00 am |
| Volleyball Girls F | Sat 08/29/2026 8:00 am - 3:00 pm |
| Flag Football VAR | Sat 08/29/2026 9:00 am - 11:00 am |
| Flag Football VAR | Mon 08/31/2026 3:15 pm - 5:15 pm |
| B Water Polo V | Mon 08/31/2026 4:00 pm - 5:00 pm |
| Flag Football JV | Mon 08/31/2026 4:15 pm - 6:15 pm |
| B Water Polo JV | Mon 08/31/2026 5:00 pm - 6:00 pm |
| Tennis Girls JV | Tue 09/01/2026 3:30 pm - 4:30 pm |
| Tennis Girls V | Tue 09/01/2026 3:30 pm - 4:30 pm |
| Volleyball Girls F | Tue 09/01/2026 3:30 pm - 4:30 pm |
| Volleyball Girls JV | Tue 09/01/2026 4:30 pm - 5:30 pm |
| Volleyball Girls V | Tue 09/01/2026 5:30 pm - 7:00 pm |
| Collaboration Day (2:25pm Release) | Wed 09/02/2026 (All Day) |
| Golf Girls V | Wed 09/02/2026 3:00 pm - 4:00 pm |
| Football F | Wed 09/02/2026 3:30 pm - 6:00 pm |
| Flag Football JV | Wed 09/02/2026 4:30 pm - 6:30 pm |
| Flag Football VAR | Wed 09/02/2026 6:30 pm - 8:30 pm |
| Golf Girls V | Thu 09/03/2026 3:00 pm - 4:00 pm |
Tandem
