Why Your Dog Wakes at Night and Won’t Go Back to Sleep

Common Causes of Night Waking

Dogs may wake up at night for several reasons. If your dog has been crying for more than two weeks straight, consult your vet to rule out medical conditions. Otherwise, consider your dog’s daily routine. Puppies and adult dogs that are left alone for long periods during the day often become active at night to get attention. This behavior can become a habit if rewarded with your response.

Dogs also have more sleep-wake cycles than humans—on average, 23 cycles per eight-hour night, with each sleep phase lasting about 16 minutes. This natural pattern means they’re more likely to wake up frequently, especially if they’re stressed or sleeping alone.

Exercise and Mental Stimulation Are Key

Nothing helps a dog sleep through the night like proper exercise and mental engagement during the day. The more thoroughly you exercise your dog before bed—using age-appropriate activities—the better. Training sessions also count as mental exercise. Just like studying for a test tires you out, training your dog mentally helps them recharge and sleep better at night.

Avoid letting your dog nap for long stretches during the day. Keep them engaged with toys, games, or training to prevent excessive daytime sleepiness, which can disrupt nighttime rest.

Differentiating Needs from Attention-Seeking

It’s crucial to tell the difference between a dog who needs to go potty and one who wants attention. A “potty” whine is usually quiet and urgent, while a “play” whine is more insistent and often includes barking. If you’re unsure, observe your dog over a few days—patterns will become clearer.

If your dog is demanding to go out but doesn’t need to, ignore the behavior (as long as they’re not stressed). Over time, they’ll learn that whining doesn’t get them what they want. This is especially important for puppies, who may learn that crying gets them out of their crate.

Training Strategies for Better Sleep

For puppies, a consistent nighttime routine helps. When a puppy whines, don’t rush to respond. Wait a few minutes. If the whining continues, pick them up, take them to the potty area, and return them to their crate—without praise or play. This teaches them that nighttime is not for attention.

For adult dogs, especially those with low activity levels during the day, a morning walk and evening training session can reduce nighttime restlessness. In some cases, melatonin supplements may help, but only after consulting your vet.

Understanding Dog Sleep Patterns

Dogs have more frequent sleep-wake cycles than humans—about 23 per night. They’re also more likely to respond to sounds, especially other dogs barking. This means they may wake up to noises that wouldn’t disturb you. Dogs sleeping in groups tend to wake more often than those alone, possibly due to social alertness.

Stress can also disrupt sleep. One dog in a study showed no active sleep and many cycles on her first night at a shelter, suggesting anxiety affects rest. If your dog is new to your home or has recently changed routines, this could be a factor.