Hours

Opening & Service Hours

Osler Library will close at 2pm on January 22. Osler Library will also be closed on February 16 and April 16. The Information Desk will be closed on January 19, January 21, and March 25.
Macdonald Campus Library access restrictions: A current McGill ID card is required to access the building after 10pm on weeknights, and at all times on weekends. Faculty, staff, and students from the downtown campus must request access in advance (email macdonald.library [at] mcgill.ca (macdonald[dot]library[at]mcgill[dot]ca)).
During the 24/7 access period at the McLennan-Redpath Library Complex (starting March 8, 2026), a valid McGill ID card is required for entry after midnight.
Extended hours at the downtown campus are made possible thanks to the SSMU Library Improvement Fund.
Key academic dates (2025–2026)

January 18, 2026 – January 24, 2026

Departments	Sun Jan 18	Mon Jan 19	Tue Jan 20	Wed Jan 21	Thu Jan 22	Fri Jan 23	Sat Jan 24
Opening Hours	08:00–00:00	08:00–00:00	08:00–00:00	08:00–00:00	08:00–00:00	08:00–00:00	08:00–00:00
Information Desk	10:00–18:00	09:00–18:00	09:00–18:00	09:00–18:00	09:00–18:00	09:00–18:00	10:00–18:00
In-Person Research Assistance	Closed	10:00–17:00	10:00–17:00	10:00–17:00	10:00–17:00	10:00–17:00	Closed

Departments	Sun Jan 18	Mon Jan 19	Tue Jan 20	Wed Jan 21	Thu Jan 22	Fri Jan 23	Sat Jan 24
Opening Hours	11:00–19:00	09:00–21:00	09:00–21:00	09:00–21:00	09:00–21:00	09:00–21:00	Closed
Information Desk	Closed	09:00–17:00	09:00–17:00	09:00–17:00	09:00–17:00	09:00–17:00	Closed

Departments	Sun Jan 18	Mon Jan 19	Tue Jan 20	Wed Jan 21	Thu Jan 22	Fri Jan 23	Sat Jan 24
Opening Hours	11:00–19:00	08:30–23:00	08:30–23:00	08:30–23:00	08:30–23:00	08:30–18:00	10:00–18:00
Information Desk	11:00–19:00	09:00–19:00	09:00–19:00	09:00–19:00	09:00–19:00	09:00–18:00	10:00–18:00

Departments	Sun Jan 18	Mon Jan 19	Tue Jan 20	Wed Jan 21	Thu Jan 22	Fri Jan 23	Sat Jan 24
Opening Hours	Closed	09:00–21:00	09:00–21:00	09:00–21:00	09:00–21:00	09:00–21:00	Closed
Information Desk	Closed	09:00–17:00	09:00–17:00	09:00–17:00	09:00–17:00	09:00–17:00	Closed

Departments	Sun Jan 18	Mon Jan 19	Tue Jan 20	Wed Jan 21	Thu Jan 22	Fri Jan 23	Sat Jan 24
Opening Hours	Closed	09:00–17:00	09:00–17:00	09:00–17:00	09:00–17:00	09:00–17:00	Closed
Information Desk	Closed	09:00–13:00 14:00–17:00	09:00–13:00 14:00–17:00	09:00–13:00 14:00–17:00	09:00–13:00 14:00–17:00	09:00–13:00 14:00–17:00	Closed

Departments	Sun Jan 18	Mon Jan 19	Tue Jan 20	Wed Jan 21	Thu Jan 22	Fri Jan 23	Sat Jan 24
Opening Hours	Closed	09:00–17:00	09:00–17:00	09:00–17:00	09:00–17:00	09:00–17:00	Closed
Information Desk	Closed	09:00–13:00 14:00–17:00	09:00–13:00 14:00–17:00	09:00–13:00 14:00–17:00	09:00–13:00 14:00–17:00	09:00–13:00 14:00–17:00	Closed

Departments	Sun Jan 18	Mon Jan 19	Tue Jan 20	Wed Jan 21	Thu Jan 22	Fri Jan 23	Sat Jan 24
Opening Hours	09:00–00:00	09:00–00:00	09:00–00:00	09:00–00:00	09:00–00:00	09:00–00:00	09:00–00:00
Information Desk	Closed	09:00–17:00	09:00–17:00	09:00–17:00	09:00–17:00	09:00–17:00	Closed

Departments	Sun Jan 18	Mon Jan 19	Tue Jan 20	Wed Jan 21	Thu Jan 22	Fri Jan 23	Sat Jan 24
Opening Hours	Closed	09:00–17:00	09:00–17:00	09:00–17:00	09:00–14:00	09:00–17:00	Closed
Information Desk	Closed	Closed	10:00–16:00	Closed	10:00–14:00	10:00–16:00	Closed

Departments	Sun Jan 18	Mon Jan 19	Tue Jan 20	Wed Jan 21	Thu Jan 22	Fri Jan 23	Sat Jan 24
Opening Hours	Closed	10:00–18:00	10:00–18:00	10:00–18:00	10:00–18:00	13:00–17:00	Closed

Departments	Sun Jan 18	Mon Jan 19	Tue Jan 20	Wed Jan 21	Thu Jan 22	Fri Jan 23	Sat Jan 24
Opening Hours	09:00–00:00	09:00–00:00	09:00–00:00	09:00–00:00	09:00–00:00	09:00–00:00	09:00–00:00
Information Desk	Closed	09:00–18:00	09:00–18:00	09:00–18:00	09:00–18:00	09:00–18:00	Closed
In-Person Research Assistance	Closed	10:00–17:00	10:00–17:00	10:00–17:00	10:00–17:00	10:00–17:00	Closed