How to Keep Your Dog Warm and Safe in Winter

By Dr Duncan Houston

Cold tolerance varies widely between dogs. A thick coat may help, but age, body condition, illness, wind, rain and how long a dog stays outside all matter. A safe winter routine responds to the dog and the conditions rather than a single temperature or time limit.

Quick Answer

Provide a warm, dry indoor resting area and adjust outdoor time to your dog's comfort. Small, short-coated, very young, older and unwell dogs may need extra protection such as a suitable coat. Bring a dog inside when they shiver, lift their paws or become reluctant to move, and seek urgent care for weakness, confusion, collapse or suspected hypothermia.

Who needs closer monitoring?

Puppies and older dogs may have difficulty regulating temperature. Thin, hairless or short-coated dogs lose warmth more easily, while arthritis or other disease can make cold-weather movement harder. Wet fur and wind can overwhelm protection that would be adequate on a calm, dry day.

Make home comfortable

Place a supportive bed away from draughts and damp floors. Keep bedding clean and dry, and ensure the dog can change position or move to a cooler area. Bring pets indoors during cold conditions rather than assuming a kennel alone provides adequate protection.

Guard fireplaces and heaters. Avoid direct contact with hot-water bottles or electric heating pads that may burn skin, especially in dogs unable to move easily. Any pet heating product needs correct use, supervision and protection from chewing. Do not seal a crate under heavy coverings that restrict ventilation.

Plan outdoor time

1. Check wind, rain, ice and surface conditions before leaving.
2. Choose a shorter route with an easy return if the dog becomes uncomfortable.
3. Use a coat or boots only if they fit, allow movement and are tolerated.
4. Keep dogs away from frozen ponds and unsafe ice.
5. Dry the coat and inspect paws after returning.

There is no universal safe 30-minute walk. Some dogs need much shorter exposure; others remain comfortable longer. Keep identification current and use a lead where snow or poor visibility makes navigation difficult.

Recognise a cold emergency

Hypothermia can cause weakness, drowsiness, slow responses and collapse; severe cases may stop shivering. Move the dog to shelter, remove wet coverings, wrap in dry blankets and contact emergency veterinary care. Warm gently during transport, avoiding direct intense heat.

Frostbite may affect ears, tail and paws. Pale, grey, painful or unusually cold tissue after exposure needs veterinary advice. Do not rub it or use hot water. A dog with breathing difficulty or reduced responsiveness needs immediate care.

Other winter hazards

Keep antifreeze and de-icing products secure, and clean paws after treated paths. Suspected antifreeze ingestion is an emergency even before obvious signs. Never leave a dog in a cold car as a substitute for shelter.

Keep fresh water available and monitor body condition. Do not automatically increase food for an indoor dog whose activity has fallen. Use suitable indoor sniffing games and gentle play to maintain an enjoyable routine.

Frequently asked questions

Does every dog need a winter coat?

No. Choose based on comfort, coat, health and conditions rather than appearance alone.

Can a northern breed stay outside indefinitely?

No. All dogs need monitoring, suitable shelter and protection from extreme conditions.

What if my dog refuses boots?

Introduce them gradually with rewards, or adjust routes and exposure while keeping paws clean and dry.

A flexible plan and close attention to comfort make winter safer than fixed rules about time or temperature.

Further reading

• Cornell: winter safety tips
• AAHA: cold weather safety
• Cornell: keeping pets safe in winter

For more practical guidance on caring for your dog, explore ASK A VET™. If your dog needs urgent treatment, contact your veterinary clinic directly.