Why is My Cat
Drinking so Much Water?
Why is my cat drinking so much water?
Well, that’s a good question, isn’t it? When the weather
starts to warm up, any person may feel the need to guzzle more
water. The same is true of animals. Hotter temperatures
naturally make them want to hydrate more and thus you may
notice an increase in their water intake.
However, cats are also quite good at hiding signs of
illness. Often, subtle behavior changes are indicators of
disease. That means your cat drinking so much water could be a
sign that she’s suffering from a serious illness.
So what is it then? Is your cat drinking so much water
because it’s hot and she’s thirsty, or should you worry about a
more serious underlying condition?
Water Consumption and Your
The answer really, is better given by first identifying just
how much your cat is supposed to drink.
On average, cats should drink around 60 ml/kg per day of
water. So a cat weighing 5kg should be drinking around 300mls a
day for their body to function properly. That’s a little over a
Of course, that’s a pretty simplistic answer, too. Because
the volume of water a cat drinks can vary depending on her
diet, too. For example, wet and canned cat foods usually have
In comparison, the dry kind only has about 10%. That means
if your cat is eating nothing but canned cat food, her water
intake can just be around 30 ml or so per day. If she eats dry
food, however, she must lap up at least 240ml of water
If you’re not sure how much water is good for your feline
pal, then go and see a vet and get his advice.
When You Should
Now that you have an idea how much water is good for kitty,
it’s time to check for the signs and determine is she is in
fact, drinking so much more water than usual.
What you need to watch out for are the following
• repeated trips to the water bowl
• drinking from unusual places
Cats normally drink from fish ponds or showers and other
places. So that might not necessarily be a sign of trouble. But
if she goes out of her way to find water sources, then pay
Other signs of possible illness include:
• more frequent urination
• change in appetite
• sleeping more than normal
• sleeping in unusual places
• change in demeanor
Should You Call the
When is it time to call the veterinarian about your cat
drinking too much?
Well, anytime you feel that she’s drinking so much water or
are unsure is as good a time as any to call the vet. The sooner
he can rule out disease, the better for you and your cat.
The vet will likely recommend some tests to determine why
the cat is drinking so much. That could mean getting blood and
urine samples to assess the kidney and liver enzymes as well as
to check glucose levels.
A thirsty cat can have any of the following diseases, so be
• chronic kidney disease
• diabetes mellitus
• urinary tract disease
All of these diseases can be serious. But early detection
and treatment means the outcome can also be better.
So if you notice your cat drinking so much water than usual,
err on the side of caution. Call the vet.