2025 Academic Calendar
Choose from seven different sessions this summer.
| Start Date | End Date | |
|---|---|---|
| A - First Six-Week Session | May 27 | July 3 |
| B - Ten-Week Session | June 9 | August 15 |
| C - Eight-Week Session | June 23 | August 15 |
| D - Second Six-Week Session | July 7 | August 15 |
| E - Three-Week Session | July 28 | August 15 |
| F - Three-Week Session | July 7 | July 25 |
| 12W - Twelve-Week Session | May 27 | August 15 |
2025 University Holidays
Memorial Day: Monday, May 26
Juneteenth: Thursday, June 19
Independence Day: Friday, July 4
No classes will be held on the above holidays.
2025 Deadlines
All deadlines are 11:59 pm Pacific Standard Time (PT)
Deadlines for special programs may be different than deadlines below.
- Application Deadlines (UC Berkeley students do not submit application but enroll in courses in CalCentral)
- Visa Document Submission Deadlines (only applicable to international students)
- Pre-College Scholars Program Deadlines
Enrollment Change Deadlines
| Session A | Session B | Session C | Session D | Session E | Session F | Session 12W | |
|---|---|---|---|---|---|---|---|
| Cancel from Summer Sessions (with tuition & fee refund) | May 26 | June 8 | June 22 | July 6 | July 27 | July 6 | May 26 |
| Add Courses, Drop Courses, or Withdraw from Summer Sessions (with tuition only refund). | June 6 | June 20 | July 3 | July 18 | August 3 | July 13 | June 6 |
| Change Grading Option | June 20 | August 1 | August 1 | August 1 | August 8 | July 18 | August 1 |
† Some fees are not refundable when canceling or withdrawing from Summer Sessions.
‡ Summer Tuition Credit is available instead of a refund after the refund deadline has passed.
§ UC Berkeley matriculated students who wish to drop a class after the deadlines listed above should consult with their College Advisor.