How much do female short hair female cats weigh?

There is no set amount as to how much a cat should weigh. The average weight of a domestic cat is between 9-11 pounds. However the smallest cat weighed less than 2 pounds fully grown and the heaviest was just under a whopping 47 pounds. If you are wondering if your cat is over or underweight, here's a quick test. You should be able to feel a cat's ribs but not see them. If you do not feel the ribs, your cat is most likely overweight, but check with a vet if you are not sure.