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Butler Library Building Hours

24 hour access to Butler Library is limited to current students, faculty, and staff of Columbia University and its affiliates.
Each of the 24-hour reading rooms will close for one hour for maintenance. Room closures and other information about the reading rooms may be found here.
Butler Library service hours may be found here.
January 2019
SundayMondayTuesdayWednesdayThursdayFridaySaturday
30
Closed
Intersession
31
Closed
University Holiday
1
Closed
University Holiday
2
9:00AM-9:00PM
Intersession Building Hours
3
9:00AM-9:00PM
Intersession Building Hours
4
9:00AM-7:00PM
Intersession Building Hours
5
11:00AM-6:00PM
Intersession Building Hours
6
Closed
Intersession
7
9:00AM-9:00PM
Intersession Building Hours
8
9:00AM-9:00PM
Intersession Building Hours
9
9:00AM-9:00PM
Intersession Building Hours
10
9:00AM-9:00PM
Intersession Building Hours
11
9:00AM-7:00PM
Intersession Building Hours
12
11:00AM-6:00PM
Intersession Building Hours
13
Closed
Intersession
14
9:00AM-9:00PM
Intersession Building Hours
15
9:00AM-9:00PM
Intersession Building Hours
16
9:00AM-9:00PM
Intersession Building Hours
17
9:00AM-9:00PM
Intersession Building Hours
18
9:00AM-7:00PM
Intersession Building Hours
19
11:00AM-6:00PM
Intersession Building Hours
20
Closed
Intersession
21
9:00AM-7:00PM
University Holiday Building Hours
22
Open 24 hours on 01/22/2019
23
Open 24 hours on 01/23/2019
24
Open 24 hours on 01/24/2019
25
Open 24 hours on 01/25/2019
26
Open 24 hours on 01/26/2019
27
Open 24 hours on 01/27/2019
28
Open 24 hours on 01/28/2019
29
Open 24 hours on 01/29/2019
30
Open 24 hours on 01/30/2019
31
Open 24 hours on 01/31/2019
1
Open 24 hours on 02/01/2019
2
Open 24 hours on 02/02/2019