Why Your Puppy Bites More at Night

All day, you’ve had a relatively recognizable puppy. Then somewhere around dinner they begin ricocheting off the furniture, biting your pants, attacking your hands, barking at nothing, and completely out of their mind. They are a wet gremlin, a genuine land shark,

Congratulations. The witching hour is upon you.

Evening puppy biting is incredibly common, and in many cases the biting itself isn’t really the problem. It’s the symptom.

Your puppy might just be really, really tired

Puppies are not particularly gifted at recognizing that they need sleep and gracefully putting themselves to bed. Often they do the opposite.

An overtired puppy can look like a puppy who desperately needs more exercise: zoomies, barking, increasingly intense play, grabbing clothes, biting harder and suddenly seeming incapable of hearing a word you say.

So we add another game. Another walk. More play. More stimulation.

And now we have an even more exhausted puppy with even fewer coping skills available.

If your puppy consistently becomes a tiny demon at roughly the same time every evening, one of the first things I want you to look at is how much they’ve actually rested that day.

Biting is information

Before trying to stop the biting, ask what your puppy might be trying to accomplish with it.

Do they need to potty? Are they teething and looking for something satisfying to chew? Have they been awake too long? Was the evening unusually busy? Are they wildly overstimulated after play? Do they need an appropriate outlet for their energy—or do they actually need help shutting it all down?

This is why I talk so much about puppy biting being a symptom, not the problem.

If we only focus on making the teeth stop touching us, we can miss the much more useful information underneath it.

What actually helps during puppy witching hour?

First, get ahead of it when you can. If your puppy tends to lose their entire mind at 7:30 every night, don’t wait until 7:32 to start troubleshooting.

Give them a potty break. Offer an appropriate chew or toy. Lower the general chaos level. Use your crate, pen, baby gate or another quiet setup if they need help disengaging from the household and settling.

And yes, sometimes the answer really is go take a nap, tiny criminal.

Those breaks aren’t punishment. Young puppies often need help transitioning from activity into rest, especially once they’re already past the point where good decisions are readily available.

Management helps too. Keep toys within reach. Use gates or pens when you need them. Redirect early instead of waiting until your puppy has attached themselves to your sleeve like a furry piranha.

Prevention is not cheating. It’s considerably easier to teach useful habits when you’re not already in hand-to-hand combat.

View my full Puppy Biting Guide

Try not to add more gasoline

Yelling, yelping, pushing your puppy away, grabbing their muzzle, flailing your hands around or turning the whole situation into a wrestling match can very easily make an overstimulated puppy even more overstimulated.

And to a playful puppy? Your frantic attempts to escape may be the most exciting game you’ve offered all evening.

Instead, pause. Give them something appropriate to put their mouth on. Create a little space if they need it. Help the nervous system come back down before asking for more from them.

The goal isn’t to punish a puppy for being bitey. It’s to help them practice what to do instead while also figuring out why the biting is happening in the first place.

Your puppy probably isn’t broken. They’re just a puppy.

Puppy biting can be deeply annoying while also being extremely normal. Teething, play, exploration, excitement, frustration, overstimulation and plain old exhaustion can all show up through their mouth.

So if evenings are currently sponsored by teeth, start watching the pattern rather than only reacting to the bite.

When did they last sleep? What happened beforehand? What need might they be trying to meet? What makes the behavior better—or dramatically worse?

That information will get you a lot farther than assuming your four-month-old has developed a personal vendetta against your ankles.

If puppy biting is only one part of the chaos you’re trying to sort through, you can also learn more about my puppy training in Tampa and the ways I work with puppies and their people through the very weird first year of life.