Cat Hydration Guides

Plain-language guides to help you understand your cat's water needs. For a personal estimate, try the calculator.

• How Much Water Should a Cat Drink Per Day?
  How much water does a cat need each day, and how often should it drink? A simple guideline, a weight chart, and what food has to do with it.
• How to Hydrate a Cat at Home: Safe Ways to Encourage Drinking
  Practical, safe ways to help a cat drink more water at home, plus what not to do and when home care is not enough.
• Cat Dehydration Chart: Signs, Simple Checks and When to See a Vet
  A plain-language chart of cat dehydration signs, simple at-home checks and their limits, and when to call a vet.
• Why Isn't My Cat Drinking Water? Causes and What to Do
  Reasons a cat may drink very little water, what is normal, simple fixes to try at home, and the signs that mean you should call a vet.
• Why Is My Cat Drinking So Much Water? Causes and When to See a Vet
  Why a cat may suddenly drink much more than usual, which health conditions can cause it, what to note, and why you should see a vet.
• Wet Food vs Dry Food: Which Is Better for Your Cat's Hydration?
  How wet and dry cat food compare for hydration, what the moisture numbers mean, and practical ways to add more water to your cat's diet.
• Do Cats Need a Water Fountain? What to Know Before You Buy
  Do cats really drink more from a fountain? Who may benefit, what to look for, how to introduce one, and how to keep it clean and safe.
• How Much Water Should a Kitten Drink? A Guide by Age
  How much water kittens need at different ages, when to introduce a water bowl, how it fits with kitten food, and signs of trouble.