Fall 2025 August 25 - December 16 Find each library's regular hours with exceptions for specific dates, like holidays and exams. Mon Tue Wed Thu Fri Sat Sun University Library 8:30a - 12:15a 8:30a - 8p noon - 7:30p noon - 12:15a Exceptions September 1 Closed (Labor Day) October 13 8:30a - 8p August 31 noon - 7:30p October 12 noon - 7:30p Thanksgiving Break Nov 26 8:30a-8p Nov 27 - 29 Closed Nov 30 Noon - 7:30p Final Exams* Dec 5 8:30a - 1a Dec 6 10a - 1a Dec 7 Noon - 3a Dec 8 - 12 7:45a - 3a Dec 15 7:45a - 3a Dec 16 7:45a - 11p Science Library 8:30a - 9p 8:30a - 5p Closed Special Collections & Archives 9a - 5p Closed Exceptions September 1 Closed (Labor Day) October 13 8:30a - 5p October 15 8:30a - 5p Thanksgiving Break November 26 8:30a - 5p November 27 - 28 Closed Dewey Graduate Library 9:30a - 5p Closed Exceptions September 1 Closed (Labor Day) Thanksgiving Break November 26 - 28 Closed Ask Us! Chat Reference 24 Hours * Hours subject to change based on exam schedule. See Weekly Hours for the most accurate times. Winter 2025 - 2026 December 17, 2024 - January 20, 2026 University Library December 17 (Wed) 8:30am-8pm December 18 (Thu) 8:30am-8pm December 19 (Fri) 8:30am-8pm December 20 - January 4 Closed January 5 - January 9 (Mon - Fri) 8:30am-5pm January 10 - January 11 (Sat - Sun) Closed January 12 - January 16 (Mon - Fri) 8:30am-5pm January 17 - January 18 (Sat - Sun) Closed January 19 Monday (MLK Day) Closed January 20 (Tue) 8:30am-8pm Science Library December 17 (Wed) 8:30am-5pm December 18 (Thu) 8:30am-5pm December 19 (Fri) 8:30am-5pm December 20 - January 4 Closed January 5 - January 9 (Mon - Fri) 8:30am-4pm January 10 - January 11 (Sat - Sun) Closed January 12 - January 16 (Mon - Fri) 8:30am-4pm January 17 - January 18 (Sat - Sun) Closed January 19 Monday (MLK Day) Closed January 20 (Tue) 8:30am-6pm Dewey Graduate Library December 17 - January 19 Closed January 20 (Tue) 9:30am-5pm