Hours

Opening & Service Hours

During the 24/7 access period at the McLennan-Redpath Library Complex, a valid ��ɫ��Ƶ ID card is required for entry after midnight.
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macdonald.library [at] mcgill.ca (macdonald[dot]library[at]mcgill[dot]ca)). Extended hours at the Macdonald Campus Library are made possible thanks to the Macdonald Campus Student Society.
Extended hours at the downtown campus are made possible thanks to the SSMU Library Improvement Fund.
Key academic dates (2025–2026)

December 14, 2025 – December 20, 2025

Departments	Sun Dec 14	Mon Dec 15	Tue Dec 16	Wed Dec 17	Thu Dec 18	Fri Dec 19	Sat Dec 20
Opening Hours	24 Hours	24 Hours	24 Hours	24 Hours	24 Hours	24 Hours	08:00–21:00
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 Dec 14	Mon Dec 15	Tue Dec 16	Wed Dec 17	Thu Dec 18	Fri Dec 19	Sat Dec 20
Opening Hours	11:00–19:00	09:00–00:00	09:00–00:00	09:00–00:00	09:00–00:00	09:00–17:00	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 Dec 14	Mon Dec 15	Tue Dec 16	Wed Dec 17	Thu Dec 18	Fri Dec 19	Sat Dec 20
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	Closed
Information Desk	Closed	09:00–19:00	09:00–19:00	09:00–19:00	09:00–19:00	09:00–18:00	Closed

Departments	Sun Dec 14	Mon Dec 15	Tue Dec 16	Wed Dec 17	Thu Dec 18	Fri Dec 19	Sat Dec 20
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 Dec 14	Mon Dec 15	Tue Dec 16	Wed Dec 17	Thu Dec 18	Fri Dec 19	Sat Dec 20
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 Dec 14	Mon Dec 15	Tue Dec 16	Wed Dec 17	Thu Dec 18	Fri Dec 19	Sat Dec 20
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 Dec 14	Mon Dec 15	Tue Dec 16	Wed Dec 17	Thu Dec 18	Fri Dec 19	Sat Dec 20
Opening Hours	24 Hours	24 Hours	24 Hours	24 Hours	24 Hours	24 Hours	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 Dec 14	Mon Dec 15	Tue Dec 16	Wed Dec 17	Thu Dec 18	Fri Dec 19	Sat Dec 20
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 Dec 14	Mon Dec 15	Tue Dec 16	Wed Dec 17	Thu Dec 18	Fri Dec 19	Sat Dec 20
Opening Hours	Closed	10:00–18:00	10:00–18:00	10:00–18:00	10:00–18:00	Closed	Closed

Departments	Sun Dec 14	Mon Dec 15	Tue Dec 16	Wed Dec 17	Thu Dec 18	Fri Dec 19	Sat Dec 20
Opening Hours	24 Hours	24 Hours	24 Hours	24 Hours	24 Hours	24 Hours	Closed
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