2026 Summer I & II calendars

Business and arts & sciences (undergraduate and graduate)Summer I
May 18–July 1, 2026
Summer II
July 6–August 18, 2026
Registration opensMarch 31March 31
Residence halls openMay 17July 5
Classes beginMay 18July 6
Add course periodMay 18-20July 6-8
Drop course period* May 18-22July 6-10
Holiday - no classesMay 25 
Withdrawal period (student discretion)May 23-June 17July 11–August 5
Withdrawal period (psychological/physiological reasons)June 18-July 1August 6-18
Classes endJuly 1August 18
Final exams June 30-July 1August 17-18
Education and counseling (graduate) - Summer I5 Week
May 18–June 24, 2026
Registration opensMarch 31
Classes beginMay 18
Add course periodMay 18-19
Drop course period*May 18-21
Holiday - no classesMay 25
Withdrawal period (student discretion)May 22-June 12
Withdrawal period (psychological / physiological reasons)June 13-24
Classes endJune 24
Education and counseling (graduate) - Summer II5 Week 
July 6–August 11, 2026
Registration opensMarch 31
Classes beginJuly 6
Add course periodJuly 6-7
Drop course period*July 6-9
Withdrawal period (student discretion)July 10-31
Withdrawal period (psychological / physiological reasons)August 1-11
Classes endAugust 11

*For more information about the financial consequences of dropping a course, please visit the Summer Session Tuition & Fees webpage