Do Dogs Howl At Night. In India people believe that dog knows before a person dies so they howl or cry at night. Howling can be a symptom of separation anxiety. It is not usually a good idea to wake up a dog that is howling in its sleep as this disturbs its sleep cycle. There is no universal reason behind the dogs howling at night but more specifically its because their ears are extremely sensitive to the even the faint sounds.
This would be more likely if your dog is old and if it has been showing signs of being in discomfort during the day and at night. Yes dogs dream too and when they howl in their sleep it is simply because they are dreaming. Dog howling at night as a result of anxiety may also be exhibited where the dog is left to sleep alone. Since the atmospheric disturbance is low at night and so when the sun goes down dogs can hear all sorts of sounds clearly. Since the atmospheric disturbance is low at night and so when the sun goes down dogs can hear all sorts of sounds clearly. Crying due to separation anxiety can last for days or until the owner returns.
In this case it would help to consult with your vet about it.
Just like in the wild a wolf will howl to attract other wolves to their location. Another reason why dogs howl at night is to express their feelings of loneliness and sadness especially if their owner is absent. If your dog is left alone or away from their owner they may also pace. In fact dogs love to howl at night too you can read more about that here. During a full moon night you might notice your pet is a bit more vocal. Dogs howl in their sleep simply because they are dreaming.