uWaterloo Important Dates 2025-2026: Academic Calendar Dates

The UWaterloo Important Dates 2025‑2026 calendar is your definitive guide to every key deadline from application and enrollment windows, tuition payment due dates, and course add/drop periods to campus holidays and final exam schedules.

By consulting the uWaterloo important dates, Warriors can lock in term start and end dates, navigate the exam schedule, track registration and payment deadlines, and never miss the last day to withdraw without a “W”, ensuring seamless academic and financial planning at the University of Waterloo.

University of Waterloo operates on a term‑based system with flexible summer options:

• Fall Term: 13 weeks of instruction followed by an exam week, including a built‑in Fall Reading Week to recharge.
• Winter Term: 13 weeks of instruction plus exams, featuring a Winter Reading Week for mid‑term review or rest.
• Spring Term: A focused, 8‑week session (late April–June) for accelerated courses, co‑op prep, or special programs.
• Summer Terms: Two separate 6‑week sessions (May–July and July–August), each with its own add/drop and fee‑payment deadlines, perfect for catching up, getting ahead, or fitting in co‑op preparation.

Keep the uWaterloo important dates front and center so you can focus on thriving whether you’re in lectures at the Davis Centre, labs in DWE, or study sessions in QNC.

uWaterloo Important Dates Fall 2025

1. The Course Selection Period for returning students is from Thursday, May 22, 2025, to Monday, June 2, 2025.
2. The Course Selection Period for new students is from Wednesday, July 2, 2025, to Wednesday, July 9, 2025.
3. Students can begin to view their class schedule and appointment time for the next term in Quest starting on Wednesday, July 23, 2025.
4. The Drop/Add Period for new students begins with Quest appointment times from Thursday, July 24, 2025, to Tuesday, July 29, 2025.
5. The Drop/Add Period for returning students begins with Quest appointment times from Monday, July 28, 2025, to Tuesday, July 29, 2025.
6. The Add Period (open enrolment) begins for all undergraduate students on Wednesday, July 30, 2025.
7. The deadline to opt out of optional or voluntary fees is Tuesday, August 19, 2025.
8. Tuition and fees are due on Tuesday, August 19, 2025.
9. Fees Arranged Extension fees begin on Wednesday, August 20, 2025.
10. Labour Day is observed on Monday, September 1, 2025; no classes are held and offices are closed.
11. The Fall 2025 Co-operative work term begins on Tuesday, September 2, 2025. Actual dates may vary depending on employer or student requirements.
12. Classes begin on Wednesday, September 3, 2025. Laurier students may follow a different schedule.
13. Reserves on most classes are removed on Wednesday, September 10, 2025. Remaining spaces will be open to all students.
14. The last day to add a class is Tuesday, September 16, 2025.
15. Not Fees Arranged (NFA) holds are applied to students who have not completed the Fees Arranged status on Wednesday, September 17, 2025.
16. The deadline to receive a 100% refund for dropping a course or withdrawing from the term is Tuesday, September 23, 2025.
17. The last day to drop a class from the academic record is Tuesday, September 23, 2025.
18. The Drop with WD (Withdrew, no credit granted) period begins on Wednesday, September 24, 2025.
19. Final examination schedules are released on Friday, September 26, 2025.
20. Requests for relief for consecutive final examinations are due on Friday, October 10, 2025.
21. Requests for accommodations on religious or creed-related grounds for final examinations are due by Friday, October 10, 2025.
22. Reading Week is from Saturday, October 11, 2025, to Sunday, October 19, 2025. All classes are canceled, and offices are closed on weekends and the holiday Monday.
23. Thanksgiving Day is observed on Monday, October 13, 2025. All classes are canceled, and offices are closed.
24. The deadline to receive a 50% refund for dropping a course or withdrawing from the term is Friday, October 17, 2025.
25. The last day to select an examination centre or submit a proctor for online course final examinations is Friday, October 17, 2025, by 3:00 p.m. Eastern Time.
26. Fall 2025 Convocation will be held from Friday, October 24, 2025, to Saturday, October 25, 2025.
27. The Drop with WD period ends on Tuesday, November 18, 2025.
28. The Drop with WF (Withdrew/Failure, no credit granted, value 32) period begins on Wednesday, November 19, 2025.
29. Classes end on Tuesday, December 2, 2025. Laurier students may have a different end date.
30. Pre-examination study days are held from Wednesday, December 3, 2025, to Thursday, December 4, 2025. No classes are to be held unless rescheduled due to emergency closures.
31. The Drop with WF period ends on Thursday, December 4, 2025.
32. Final examinations begin on Friday, December 5, 2025.
33. In-person exam days for online courses are scheduled from Friday, December 5, 2025, to Saturday, December 6, 2025.
34. Final examinations may be held on Sunday, December 7, 2025.
35. An additional in-person exam day for online courses is scheduled for Wednesday, December 10, 2025.
36. Another in-person exam day for online courses is scheduled for Saturday, December 13, 2025.
37. Final examination emergency days begin on Sunday, December 14, 2025. These days are reserved in case the University is closed during the exam period.
38. Final examinations end on Thursday, December 18, 2025.
39. The Fall 2025 Co-operative work term ends on Friday, December 19, 2025.
40. An additional final examination emergency day is scheduled for Friday, December 19, 2025.
41. Grades begin to appear in Quest on Saturday, December 20, 2025. Note that not all grades may be available on this date.
42. The Christmas holiday closure begins on Wednesday, December 24, 2025, and continues through Wednesday, December 31, 2025.
43. Standing decisions and official grades become available in Quest on Thursday, January 22, 2026.

uWaterloo Important Dates Winter 2026

1. The Course Selection Period for the Winter 2026 term begins on Friday, September 19, 2025, and ends on Monday, September 29, 2025.
2. Students can begin to view their Winter 2026 term class schedule and appointment times in Quest on Wednesday, November 12, 2025.
3. The Drop/Add Period for Winter 2026 begins with Quest appointment times from Monday, November 17, 2025, to Tuesday, November 18, 2025.
4. Open enrollment for the Drop/Add Period begins on Wednesday, November 19, 2025.
5. The deadline to opt out of optional or voluntary fees for Winter 2026 is Wednesday, December 10, 2025.
6. Tuition and fees for Winter 2026 are due on Wednesday, December 10, 2025.
7. Fees Arranged Extension fees begin to apply starting Thursday, December 11, 2025.
8. The University will be closed for a holiday from Thursday, January 1, 2026, to Friday, January 2, 2026.
9. The co-operative work term for Winter 2026 begins on Monday, January 5, 2026; actual dates may vary depending on employer or student requirements.
10. Classes for the Winter 2026 term begin on Monday, January 5, 2026.
11. Reserves on most Winter 2026 classes will be removed on Monday, January 12, 2026.
12. The Add Period ends on Friday, January 16, 2026.
13. Not Fees Arranged (NFA) holds will be applied to student accounts beginning on Monday, January 19, 2026.
14. The deadline to receive a 100% tuition refund for the Winter 2026 term is Friday, January 23, 2026.
15. Friday, January 23, 2026, is the last day to drop a class and have it removed from the academic record.
16. The Drop with WD (Withdrew, no credit granted) period begins on Saturday, January 24, 2026.
17. The final examination schedules for Winter 2026 will be released on Friday, January 30, 2026.
18. Requests for final examination relief due to consecutive exams must be submitted by Friday, February 13, 2026.
19. Requests for accommodations based on religious or creed-related grounds for final examinations are due by Friday, February 13, 2026.
20. Reading Week for Winter 2026 takes place from Saturday, February 14, 2026, to Sunday, February 22, 2026; all classes are canceled, and offices are closed on weekends and the holiday Monday.
21. Family Day, during which all classes are canceled and offices closed, is observed on Monday, February 16, 2026.
22. The deadline to receive a 50% tuition refund for the Winter 2026 term is Friday, February 20, 2026.
23. The deadline to select an examination center or submit a proctor for online course final examinations is Friday, February 20, 2026, by 3:00 p.m. Eastern Time.
24. The last day to drop a class and receive a WD grade is Friday, March 20, 2026.
25. The Drop with WF (Withdrew/Failure, no credit granted) period begins on Saturday, March 21, 2026.
26. Good Friday is observed on Friday, April 3, 2026; all classes are canceled, and offices are closed.
27. Classes for the Winter 2026 term end on Monday, April 6, 2026.
28. A make-up day for Good Friday will be held on Monday, April 6, 2026, following a Friday schedule.
29. Pre-examination study days are scheduled from Tuesday, April 7, 2026, to Wednesday, April 8, 2026.
30. The last day to drop a class and receive a WF grade without a petition is Wednesday, April 8, 2026.
31. Final examinations for Winter 2026 begin on Thursday, April 9, 2026.
32. In-person examination days for online courses are scheduled for Friday, April 10, 2026, and Saturday, April 11, 2026.
33. Sunday, April 12, 2026, is reserved as an emergency final examination day.
34. An additional in-person exam day for online courses is scheduled for Wednesday, April 15, 2026.
35. Another emergency examination day is scheduled for Saturday, April 18, 2026.
36. Final examinations for Winter 2026 end on Sunday, April 19, 2026.
37. The co-operative work term for Winter 2026 ends on Friday, April 24, 2026; actual dates may vary depending on employer or student requirements.
38. Friday, April 24, 2026, is also reserved as a final examination emergency day.
39. Unofficial grades for the Winter 2026 term begin to appear in Quest on Saturday, April 25, 2026.
40. Official grades and academic standing for the Winter 2026 term become available in Quest on Wednesday, May 20, 2026.

uWaterloo Important Dates Spring 2026

1. The deadline to opt out of optional or voluntary fees for the Spring 2026 term is Thursday, April 23, 2026.
2. Tuition and fees for the Spring 2026 term are due on Thursday, April 23, 2026.
3. Fees Arranged Extension fees for the Spring 2026 term begin to apply on Friday, April 24, 2026.
4. The co-operative work term for Spring 2026 begins on Monday, May 11, 2026; actual dates may vary depending on employer or student requirements.
5. Classes for the Spring 2026 term begin on Monday, May 11, 2026.
6. Victoria Day is observed on Monday, May 18, 2026; all classes are cancelled and university offices are closed.
7. The Add Period for the Spring 2026 term ends on Monday, May 25, 2026.
8. Not Fees Arranged (NFA) holds will be applied to students who are not yet Fees Arranged for the term on Tuesday, May 26, 2026.
9. The deadline to receive a 100% tuition refund for the Spring 2026 term is Monday, June 1, 2026.
10. Monday, June 1, 2026, is the last day to drop a class and have it removed from the academic record.
11. The Drop with WD (Withdrew, no credit granted) period begins on Tuesday, June 2, 2026.
12. Final examination schedules for Spring 2026 will be released on Friday, June 5, 2026.
13. Spring 2026 Convocation ceremonies will be held from Tuesday, June 16, 2026, to Saturday, June 20, 2026.
14. Requests for final examination relief due to consecutive exams are due on Thursday, June 19, 2026.
15. Requests for accommodations on religious or creed-related grounds for final examinations must be submitted by Friday, June 19, 2026.
16. The deadline to receive a 50% tuition refund for the Spring 2026 term is Friday, June 26, 2026.
17. The deadline to select an examination centre or submit a proctor for online course final examinations is Monday, June 29, 2026, by 3:00 p.m. Eastern Time.
18. Canada Day is observed on Wednesday, July 1, 2026; all classes are cancelled and university offices are closed.
19. The last day to drop a class and receive a WD grade is Tuesday, July 21, 2026.
20. The Drop with WF (Withdrew/Failure, no credit granted) period begins on Wednesday, July 22, 2026.
21. Civic Holiday is observed on Monday, August 3, 2026; all classes are cancelled and university offices are closed.
22. The make-up day for Victoria Day is Tuesday, August 4, 2026; classes will follow a Monday schedule.
23. Classes for the Spring 2026 term end on Wednesday, August 5, 2026.
24. The make-up day for Canada Day is also held on Wednesday, August 5, 2026; there is no change to the class schedule.
25. Pre-examination study days for the Spring 2026 term are scheduled for Thursday, August 6, 2026.
26. The last day to drop a class without a petition and receive a WF grade is Thursday, August 6, 2026.
27. Final examinations for Spring 2026 begin on Friday, August 7, 2026.
28. In-person exam days for online courses are scheduled for Friday, August 7, 2026, and Saturday, August 8, 2026.
29. A final examination emergency day is scheduled for Sunday, August 9, 2026.
30. An additional in-person exam day for online courses is scheduled for Wednesday, August 12, 2026.
31. Another in-person exam day for online courses is scheduled for Saturday, August 15, 2026.
32. A final examination emergency day is scheduled for Sunday, August 16, 2026.
33. Final examinations for the Spring 2026 term end on Wednesday, August 19, 2026.
34. A final examination emergency day is scheduled for Thursday, August 20, 2026.
35. The co-operative work term for Spring 2026 ends on Friday, August 21, 2026; actual dates may vary depending on employer or student requirements.
36. Unofficial term grades for Spring 2026 begin to appear in Quest on Friday, August 21, 2026.
37. Standing decisions and official grades for Spring 2026 become available in Quest on Friday, September 11, 2026.

To explore the uWaterloo Important Dates 2025-2026 and download the PDF, visit the University of Waterloo Calendar website. Visit the uWaterloo Co-operative Education website for more on the uWaterloo Co-op Important Dates.