Will my cat purr if they are feeling pain? Written by Russel in A Will my cat purr if they are feeling pain? A cat may not necessarily purr if they are in pain. But some cats will excessively purr when the pain is too much. Purring is often a sign of pleasure and relaxation in cats. Russel A pet owner who loves to share useful facts and information about animals. For now, I write mostly about dogs and cats.