Signs of Hypothermia in Dogs

Signs of Hypothermia in Dogs

Mild Hypothermia (99 to 95F / 37.2 to 35C)

  • Shivering and trembling
  • Weakness and lethargy
  • Cold ears, paws, and skin
  • Pale gums
  • Seeking warmth compulsively

At this stage: move indoors, dry thoroughly, and warm with blankets. Monitor closely.

Moderate Hypothermia (95 to 90F / 35 to 32.2C)

  • Shivering stops (the body can no longer generate heat — this is a danger sign, not improvement)
  • Muscle stiffness
  • Slow, shallow breathing
  • Slow heart rate
  • Stumbling or inability to walk
  • Dilated pupils

At this stage: begin warming AND go to the emergency vet.

Severe Hypothermia (Below 90F / 32.2C)

  • Unconsciousness or unresponsiveness
  • Fixed, dilated pupils
  • Very slow or absent breathing
  • No detectable heartbeat
  • Muscle rigidity

At this stage: this is a life-threatening emergency. Begin CPR if no heartbeat and go to the emergency vet immediately.

Dogs Most at Risk

  • Small and toy breeds (less body mass to retain heat)
  • Short-coated breeds (Greyhound, Chihuahua, Doberman)
  • Puppies and senior dogs
  • Wet dogs in cold conditions
  • Dogs with hypothyroidism or other metabolic conditions

Prevention

  • Limit outdoor time in cold weather for at-risk breeds
  • Use a dog coat or sweater for small and short-coated breeds
  • Dry your dog thoroughly after swimming or rain in cold weather
  • Never leave your dog outside in freezing temperatures

🧰 Recommended: EVERLIT Pet Medic First Aid Kit (95 Pcs) — Vet-approved emergency kit. Keep one at home and one in the car.

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