Based on feedback from the rest of the class we are consolidating the Library Hours page with the Locations page. We incorporated the in page navigation for skipping ahead alphabetically as well as changing some of the names and headers:
The page still seems fairly clunky. However it is a manageable, centralized way to change the library hours with each semester and vacation.
Durham County Library may have found the perfect system:
It is tempting to try and recreate that page, but the drop down list would quickly become long and unwieldy for the University of Illinois!