Costco Hours Veterans Day 2024 Dates. All hallow's eve may be full of ghoulies and ghosties, but that's no reason to avoid shopping at a costco werehouse club during their regular opening hours. Costco warehouses remain open on christmas eve each year.

Sundays have the same opening time as weekdays, at 10 a.m., but the store closes at 6 p.m. Since veterans day falls on a monday, you can expect the store to be open from 10:00 a.m.