Hours

Opening & Service Hours

Osler Library will be closed on February 16 and April 16. The Information Desk will be closed on 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)

February 22, 2026 – February 28, 2026

Departments	Sun Feb 22	Mon Feb 23	Tue Feb 24	Wed Feb 25	Thu Feb 26	Fri Feb 27	Sat Feb 28
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 Feb 22	Mon Feb 23	Tue Feb 24	Wed Feb 25	Thu Feb 26	Fri Feb 27	Sat Feb 28
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 Feb 22	Mon Feb 23	Tue Feb 24	Wed Feb 25	Thu Feb 26	Fri Feb 27	Sat Feb 28
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 Feb 22	Mon Feb 23	Tue Feb 24	Wed Feb 25	Thu Feb 26	Fri Feb 27	Sat Feb 28
Opening Hours	10:00–18:00	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 Feb 22	Mon Feb 23	Tue Feb 24	Wed Feb 25	Thu Feb 26	Fri Feb 27	Sat Feb 28
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 Feb 22	Mon Feb 23	Tue Feb 24	Wed Feb 25	Thu Feb 26	Fri Feb 27	Sat Feb 28
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 Feb 22	Mon Feb 23	Tue Feb 24	Wed Feb 25	Thu Feb 26	Fri Feb 27	Sat Feb 28
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 Feb 22	Mon Feb 23	Tue Feb 24	Wed Feb 25	Thu Feb 26	Fri Feb 27	Sat Feb 28
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	10:00–16:00	10:00–16:00	10:00–16:00	10:00–16:00	10:00–16:00	Closed

Departments	Sun Feb 22	Mon Feb 23	Tue Feb 24	Wed Feb 25	Thu Feb 26	Fri Feb 27	Sat Feb 28
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 Feb 22	Mon Feb 23	Tue Feb 24	Wed Feb 25	Thu Feb 26	Fri Feb 27	Sat Feb 28
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
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