ANSWER
As of September 15, 2026, UC Santa Cruz’s McHenry Library and Science & Engineering Library are open until 5:00 p.m. today, and the library hours page shows both closing at 5:00 p.m. on the current weekday schedule.
YOUR NEXT DECISION
Turn the answer into your next step
- Check the UCSC Library hours calendar if you’re going later in the week, since hours can change by date.
Today’s closing time
For Monday, September 15, 2026, both McHenry Library and the Science & Engineering Library are listed as open from 8:00 a.m. to 5:00 p.m., so they close at 5:00 p.m. today. The live hours calendar also shows both libraries on an 8:00 a.m. to 5:00 p.m. schedule for this week.
- McHenry Library: closes at 5:00 p.m. today.
- Science & Engineering Library: closes at 5:00 p.m. today.
- The library hours calendar is the best place to recheck before you go.
Sources
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