Calendar
Session 1 and Session 10 Week will begin on Monday, June 23rd, 2025.
2025 Session Dates
Session 1: Jun 23 – Jul 30
10-Week: Jun 23 – Aug 29
Session 2: Aug 4 – Sept 10
Helpful Info
| Deadlines & Dates for 2025 | Session I | 10 Week | Session II |
|---|---|---|---|
| Program Dates | Jun 23-Jul 30 | Jun 23-Aug 29 | Aug 4-Sep 10 |
| Early registration begins | Mar 1 | Mar 1 | Mar 1 |
| Last day to enroll without a $50 late fee | Jun 20 | Jun 20 | Aug 1 |
| First day of instruction | Jun 23 | Jun 23 | Aug 4 |
| Last day to add or drop course(s) without instructor’s signature (instructor’s signature approval required after this date)* | Jun 27 | Jul 3 | Aug 8 |
| Holiday | Jul 4 | Jul 4 | Sep 1 |
| Last day to enroll without a $100 late fee | Jul 3 | Jul 3 | Aug 15 |
| Last day to apply for a refund of course fees-No refunds after | Jul 3 | Jul 18 | Aug 15 |
| Absolute deadline to submit an add or drop request (with instructor’s signature approval)* | Jul 11 | Aug 1 | Aug 22 |
| Absolute deadline to change a grade option | Jul 28 | Aug 28 | Sep 8 |
| Final Exams | Jul 29, Jul 30 | Aug 29 | Sep 9, 10 |
| Official Transcript Grades Available | Aug 8 | Sep 10 | Sep 18 |
*Chemistry, Math, Physics, and Writing require departmental approval instead of instructor signature approval.
Contact Info
Summer Session
Student Services
University of California, Irvine
P.O. Box 5982
Irvine, CA 949-824-5493
P.O. Box 5982
Irvine, CA 949-824-5493