Can you store winter squash in a cooler in garage not heated. Or bring in to spare room in house that is kept very cold and put in a
cooler in that room?
Certified GKH Gardening Expert
As long as the room stays between 50-55 degrees, then it will be fine. If it is above or below that, then you will need to choose a different storage location.
This article will help: https://www.gardeningknowhow.com/edible/vegetables/squash/storing-winter-squash.htm