Can You Refrigerate Avocados To Make Them Last Longer. If your avocado isn’t quite ripe, leave it out on your countertop. Freezing temperature reduces the oxidation process, which slows down the ripening intensity.

Cut avocados must be refrigerated, according to the spruce, but that will not be enough. Using avocados before they turn bad can be tricky. In the refrigerator, avocados can last up to three days if they are perfectly ripe.