How Long Can Dogs Go Without Water?

As a dog lover, you want to do the best that you can for your furry friend. One of the things you want to ensure is that your dog is well supplied with fresh water at all times. But what about days where there is a shortage of clean water or whenever you go camping in sunny weather? Times like this can be quite distressing and will prompt you to ask how long dogs can go without water?

Dogs can survive for 2 to 3 days without water. Unlike humans, dogs have a much higher tolerance to dehydration because their internal body temperature runs much warmer than humans. However, this does not mean you should leave your dog with no water. In fact, when your dog is without water, its body organs get affected negatively and might even lead to death.

You may be wondering how often you should give your dog water and other things you can give your dog to drink besides water. Not to worry, I have provided everything you need to know about how often your dog needs to drink water and how much water your dog should drink in this article. But before then, let’s look at how long your furry friend can stay without water.

How Long Can Dogs Go Without Water?

Image from Bissell

Dogs can go without water for up to 3 days or 72 hours. The average dog cannot survive more than three or four days without water.

In fact, your dog will begin to show symptoms of dehydration after 24 hours without water. However, It also depends on the environmental conditions and your dog’s size.

As much as dogs can stay for a longer time without water, leaving your dog thirsty and dehydrated is not recommended. If you are a dog owner, you should ensure that your canine has a constant freshwater supply. This is very important to keep your dog healthy and hydrated at all times.

Can My Dog Go 10 Hours Without Water?

Yes! Your dog can go without water for 10 hours and beyond.

Dogs have a high tolerance to dehydration and can survive without water for longer. Your dog can stay for as long as 72 hours without water. However, if there are no reasons to keep your dog thirsty, then you should ensure your dog is not left dehydrated beyond 12 hours.

Is A Dog Okay Without Water Overnight?

Yes! A dog is okay without water overnight.

This also depends on the condition before nightfall. If your dog is sick or has been thirsty for a long time before nightfall, then it may not be a wise decision to leave your dog without water overnight. But if your dog is not sick and has had enough water before nightfall, then your dog can stay overnight without water.

How Many Days Can A Dog Go Safely Without Water?

Your dog can go without water safely for 2 to 3 days.

Dogs do not easily get dehydrated like humans and can stay for longer days without water. An average dog can stay up to 3 days or 72 hours without water. The ability of your dog to stay for a longer time without water can also be affected by your dog’s size and even the furs.

If you plan to be out for some days, you might need to put a large quantity of drinking water in your dog’s bowl and place it where it is easily accessible and convenient for your pooch to drink.

How Long Can A Dog Go Without Water After Vomiting?

If your dog is vomiting, it is important that you avoid giving your dog too much water. A small quantity of water at regular intervals is okay to keep your dog hydrated. With vomiting symptoms, your dog can go without water for as long as 12 to 24 hours.

How Often Do Dogs Need Water?

Image from Canna Pet

Dogs need to drink water regularly to stay hydrated. If you have a dog, you should ensure your canine drinks water at least once every 12 hours.

Even though your pooch may not have a problem with staying without water, the truth is that keeping your dog thirsty for a long time is not good because it can lead to serious dehydration and trigger health issues.

Small dogs also drink a lot of water than larger dogs. If your dog is sick, then your pooch will need a more constant water supply as sick dogs tend to dehydrate faster, and keeping your sick dog without water will further make your dog even weaker.

What Would A One-Day Lack Of Drinking Water Do To A Dog?

The lack of water for one day will not do much to your dog. In fact, the truth is that your dog can stay even longer without water.

For a sunny and dry day, your dog may begin to show symptoms of dehydration when left without water for one day. For cold days, you may see little to no signs.

However, if your dog stays without water for more than 24 hours, your dog’s activity level will slow down, and your dog will become weaker with time.

Other things you will also notice are a dry nose and dry eyes. If you keep your dog even longer, your pooch’s vital organs will be affected, and it may eventually lead to death.

How Much Water Should A Dog Drink In 24 Hours?

In 24 hours, the amount of water a dog should drink depends on the size of your dog and the weather. On average, one ounce of water daily per pound of your dog’s weight is ideal for the good health of your dog.

Generally, dogs tend to drink more water during sunny and dry seasons than during cold seasons. Also, smaller dogs drink more water than bigger dogs.

So, you should provide your dog with more water during sunny days, and you should also consider your dog’s size.

How Do I Make My Dog Drink Water?

If your dog is having difficulty in drinking water, you can follow any of the listed means to make your dog drink water:

Clean The Water Bowl

Dirty bowls can sometimes be a cause of your dog’s refusal to drink. Clean water bowls attract dogs, and, ideally, you should serve your dog water with a clean bowl.

You should also consider setting up multiple water bowls at every corner of your house. This will encourage your dog to drink more water.

Buying A New Bowl

Water bowl materials and orientations are sometimes why your dog is not drinking enough water. Changing the current water bowl to a different design is a good way to get your dog to drink water as some water bowls’ orientations are attractive to dogs.

Image from Darwin’s Pet

Mix Food With Water

Some food can be mixed with water, and it is a perfect way to give your dog water.

If your dog is still not drinking water after doing all of the listed methods, then it may be that your dog is sick, and you need to take your pooch to the vet for a proper diagnosis.

What Can I Give My Dog To Drink Other Than Water?

If your dog is not drinking water, you may want to try giving your dog other liquids. Some of the things you can give your dog as an alternative to water are bone brothmilk, smoothiewatermelon (80% water).

However, the role of water in your dog’s body is vital and should not be overlooked. Do not replace water with any of these liquids. Ensure your dog gets enough water daily.

How Long Does It Take For A Dog To Get Dehydrated?

It takes between 24 to 72 hours for your dog to get dehydrated. 

The effect of your dog not drinking water might not be very visible in the first 24 hours, after which your dog will begin to show signs of dehydration. If it is not taken care of, your dog may get sick or even die.

How Can You Tell If Your Dog Is Dehydrated?

When your dog is dehydrated, the signs are very visible. Some of the signs you will see when your dog is dehydrated are listed below:

Extremely Dry Nose

Dehydration leads to an extremely dry nose in dogs. This is because your dog is short of water which helps to increase fluid flow in your dog.

Dry Eyes

You will notice your dog’s eyes become dry and sunken when dehydrated.


Water is energy, and it boosts your dog’s system. When your dog is without water, your dog will gradually become weak and sluggish.

Image from Wolf Spring

Reduced Activity Rates

Just like humans, water boosts the activity rates of your dog. If you observe your dog is not very active, then you should check. It might be that your furry friend is dehydrated.

Loss Of Appetite

Lack of water also results in the loss of appetites in dogs. If your dog is not eating as much, you might have to give your pooch some water first.

Frequent And Constant Panting

It is common that your dog will begin to pant when thirsty. This is a clear sign of dehydration and can be observed when you take your dog on a long walk without water. If you notice your dog is panting unusually, then you need to give your dog some water.

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Pete Decker