Diamond Bar HS - Summer School 2026 Schedule:
June 08, 2026 - July 16, 2026
Time: Monday - Thursday, 7:30am - 1:00pm
Week 1: June 8 - 11 (Monday - Thursday)
Week 2: June 15 - 18 (Monday - Thursday)
Week 3: June 22 - 25 (Monday - Thursday ) / End of 1st Semester
Week 4: June 29 - July 2 (Monday - Thursday)
Week 5: July 6 - 9 (Monday - Thursday)
Week 6: July 13 - 16 ( Monday - Thursday) / End of 2nd Semester