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Peterson Memorial Library (PML) Hours

General Hours for Academic Year 2018-2019

Sunday (card access only)Noon — 11:00 p.m.
Monday — Thursday8:00 a.m. — 11:00 p.m.
Friday8:00 a.m. — 1:00 p.m.


  • Public access hours are Monday-Thursday: 8am-8pm; Friday: 8am-1pm.
  • After 8:00 p.m. and during our open hours on Sundays, students, faculty, and staff can access the building using a current WWU ID card.
  • To download the full 2018-2019 Academic Year Schedule, including special Exam Week, holiday, and break hours, click this link: 2018-2019 Academic Year: Full Schedule
  • NEW!: Click this link do download our hours for Summer 2019!

Portland Library Hours

Sunday1:00 pm — 9:00 pm
Monday & Tuesday7:30 am — 9:00 pm
Wednesday & Thursday9:00 am — 9:00 pm
Friday9:00 am — 3:00 pm

Missoula Library Hours

The computer lab area is open during class hours on Monday and Tuesday.

A research consultant is available:

Monday8:30 am — 6:00 pm
Tuesday8:30 am — 12:00 pm

Students can request access to resources:

Wednesday — Thursday8:00 am — 5:00 pm

Billings Library Hours

A research consultant is available:
Sunday1:30 pm — 5:30 pm
Monday8:00 am — 6:00 pm
Students can request access to resources
Tuesday — Thursday8:00 am — 5:00 pm
Last update on May 7, 2019