Bringing home a new puppy is pure joy, but it can also be exhausting. One minute they’re zooming around the living room, the next they’re passed out cold in the middle of the floor. If you’re wondering how much should a puppy sleep, you’re not alone. The short answer is: a lot. Puppies need between 18 and 20 hours of sleep per day, which sounds like a lot, but it’s essential for their growing bodies and developing brains. In this guide, we’ll break down everything you need to know about puppy sleep, from why it matters to how to build a healthy schedule.
Why Do Puppies Sleep So Much?
Puppies are like tiny athletes and students combined. Their bodies are growing at an incredible rate, and their brains are learning new things constantly. Sleep is when growth hormones are released, muscles repair, and memories are consolidated. Without enough sleep, puppies can become overtired, which often leads to hyperactive behavior, biting, and difficulty settling down. Think of sleep as the fuel that powers all the fun and learning they do when they’re awake.
How Much Sleep by Age
Your puppy’s age plays a big role in how much they need to sleep. Here’s a rough breakdown:
- 8 to 12 weeks: 18 to 20 hours a day. They’ll sleep in short bursts of 1 to 2 hours, waking to eat, play, and potty.
- 3 to 4 months: 16 to 18 hours a day. They can stay awake for longer stretches, maybe 2 to 3 hours at a time.
- 5 to 6 months: 14 to 16 hours a day. They’re more like adolescent dogs, but still need plenty of rest.
- 7 to 12 months: 12 to 14 hours a day. They’re approaching adult sleep patterns, but may still need a midday nap.
Remember, every puppy is an individual. Some breeds, especially larger ones like Bernese Mountain Dogs, may need even more sleep during their rapid growth phases. If you have a Bernese, you might also be curious about their other needs, like how much exercise they need to balance all that rest.
Signs of an Overtired Puppy
It might sound strange, but puppies often don’t know when to stop. They can get so caught up in play that they ignore their tiredness. An overtired puppy is not a happy puppy. Look out for these signs:
- Zoomies (frantic running around) that don’t stop
- Biting or nipping more than usual
- Whining or barking for no apparent reason
- Difficulty settling down, even in a comfy spot
- Forgetting their training, like housebreaking
If you see these signs, it’s time for a nap. A good rule is to give your puppy a rest after every 1 to 2 hours of awake time. Put them in their crate or a quiet room with a comfortable bed (yes, even if you have a cat, a cozy bed is a must) and let them settle down.
Creating the Perfect Sleep Environment
Just like humans, puppies sleep better in a calm, dark, and comfortable space. Here are some tips:
- Use a crate: A crate can be a safe den for your puppy. Make it cozy with a soft blanket or a puppy bed. This also helps with house training, as puppies don’t like to soil their sleeping area.
- Keep it quiet: Put the crate in a low-traffic room where your puppy won’t be disturbed by household noise.
- Block out light: Darkness signals to the brain that it’s time to sleep. If you can’t make the room dark, use a cover over the crate (but leave one side open for airflow).
- Stick to a routine: Puppies thrive on predictability. Try to feed, play, and nap at the same times each day. This helps their internal clock adjust.
If you have other pets, like a cat, you might wonder if they’ll disturb your puppy’s sleep. It’s a good idea to introduce them gradually. For example, if you have a Siamese cat, you might want to read up on whether Siamese cats get along with dogs to ensure a peaceful home for everyone.
Nighttime Sleep vs. Daytime Naps
Puppies don’t sleep through the night right away. Their bladders are small, and they need to go out every few hours. Expect to wake up at least once or twice during the night for the first few weeks. To make nights easier:
- Take your puppy out for a final potty break right before bedtime.
- Keep nighttime potty trips boring. No play, no lights, just a quick trip outside and back to the crate.
- Resist the urge to cuddle or play if they cry at night. Wait for a pause in the crying, then take them out if it’s time. This teaches them that crying doesn’t mean playtime.
During the day, encourage naps in the same place they sleep at night. This reinforces that the crate is for sleeping, not just for when you leave.
Puppies spend about half of their sleep in REM (rapid eye movement) sleep, which is when dreaming happens. You might see their paws twitch or hear little barks. That’s totally normal and actually a good sign that their brain is developing properly.
When to Worry About Too Much or Too Little Sleep
While most puppies sleep a lot, there are times when you should pay extra attention. If your puppy sleeps more than 20 hours a day and is hard to wake, or if they sleep less than 15 hours and seem constantly restless, it might be worth mentioning to your vet. Also, if they suddenly change their sleep patterns, lose their appetite, or seem lethargic even after a good nap, a vet check is a good idea. Remember, you know your puppy best. Trust your instincts.
“A well-rested puppy is a happy, healthy, and trainable puppy. Sleep is not a luxury, it’s a necessity.”
Tips for a Smooth Sleep Routine
Here are some extra tips to help your puppy get the rest they need:
- Play before naps: A short play session before nap time can help your puppy burn off energy and settle down faster.
- Use white noise: A fan or a white noise machine can mask household sounds that might wake your puppy.
- Be consistent: Stick to your schedule even on weekends. This helps your puppy feel secure.
- Don’t wake a sleeping puppy: Unless it’s for a potty break, let them sleep. They need it.
If you have a breed that’s prone to certain health issues, like hip dysplasia in Bernese Mountain Dogs, proper rest is even more critical. You can learn more about the signs of hip dysplasia to keep an eye on your pup’s comfort during rest.
Remember, every puppy is different, and the best schedule is one that works for both of you. Be patient, be consistent, and soon your puppy will learn to love their nap times as much as you do.



