Costco Holiday Hours 2017. Many costco stores are open monday to friday from 10 a.m. Costco hours on new year’s eve 2016 & new year’s day 2017.
Get verified information about “costco holiday hours” and if the store is open or closed on holidays. 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.