The fall, or autumnal, equinox is at 11:21am Charlottetown time, on Sept 22 this year.
See this good explanation of what this actually means astronomically and in terms of our sense of "seasons".
Mon:
9:00 am-5:00 pm
Building Update
Library student and public spaces will remain closed until early November. The renovations, begun in May, have progressed well, but there are still some items needing attention. In the meantime, the temporary Library service point operating in Library Annex classroom 235 (click here for a map) will remain open 9 AM - 5 PM, Monday - Friday. Visit https://library.upei.ca/renovations-2026 for more details.