Washington University Libraries
Site Search

Ask Us
Ask Us email  chat  phone  text

Olin Library Extends Hours!


View all library hours | View Exceptions


You asked for extended hours. . . . the University Libraries answered!


Hours Chart

After 9 p.m., use of Olin Library and Whispers café is restricted to current students, faculty, and staff.
A current WU ID card may be required. 


  • Open 24/5 when fall and spring classes are in session.
    • Open Sunday, 10 a.m. through Friday at 8 p.m. 
      Reopen Saturday, 9 a.m. – 10 p.m.
    • 24/5 hours begin on September 8 in the fall and January 26 in the spring.
  • Open 24/7 during reading days and finals.
    • Reading and exam period for fall 2013:  Open Saturday, Dec. 7th, 9 a.m. – Wednesday, Dec. 18th, 8 p.m.
    • Reading and exam period for spring 2014:  Open Saturday, Apr. 26, 9 a.m. – Wednesday, May 7th, 10 p.m.

  • When Olin is open all night, Help Desk services end and library staff leave at 2:00 a.m.
    Olin will be staffed by security guards from 2:00 a.m. – 7:30 a.m.