Costco May 2025 Deals. It's weekday evenings from 4 p.m. Slightly more than half of costco's members are in the higher tier, in which members get 2% back on most purchases, among other perks.
Costco’s hot buys sale starts on saturday, may 4, 2025 and runs through sunday, may 12, 2025. Check out our latest top costcodeals we saw on our last few.