Buying guides
Best Winter Coats for Dogs: How to Choose a Warm One That Fits
The warmest dog winter coat combines insulation with a windproof, waterproof outer shell and good belly coverage, because cold reaches a dog from underneath as much as from above. Fit matters as much as warmth: measure back length and chest girth, and choose a coat your dog can walk, run and toilet in. Not every dog needs one.
By Matt GarnettUpdated November 14, 20263 min read3 sources
Which dogs need a winter coat
The AKC lists the dogs most likely to need a winter coat: small and toy breeds that struggle to hold body heat, hairless breeds, dogs clipped short such as many Poodles, low-to-the-ground dogs like Dachshunds and Basset Hounds whose bellies touch snow, lean dogs such as Greyhounds and Whippets, short-coated sporting breeds, and puppies, seniors and dogs with conditions like arthritis.
Thick double-coated breeds such as Huskies and Malamutes usually do not need a coat and can overheat in one. The AKC cites expert advice that when windchill drops below about 20°F, outdoor play should be limited to 15 to 20 minutes before warming up indoors. Shivering, lifting paws and slowing down are signs to head home.
What matters most: warmth, wind and wet
Insulation provides warmth, but wind and wet strip it away. The best cold-weather coats pair a fleece or quilted insulated lining with a windproof, water-resistant or waterproof shell. Puffer styles are warm and light; fleece alone is cozy but soaks through in snow and rain.
Coverage is next. A coat that wraps under the chest and belly protects low-slung and short-coated dogs far better than a cape that covers only the back. High collars help thin-necked breeds. The AKC suggests matching warmth to the weather, with a lightweight jacket for cool days and a thicker one for snow.
Puffer jackets: when padding is the right choice
A dog puffer jacket traps warm air in quilted, padded layers, so it suits snow and very cold days better than a thin sweater. The AKC describes insulated jackets as the choice for snow and extreme cold, and VCA Animal Hospitals says waterproof jackets give the best winter protection. Padding alone does not keep a dog dry, so check the outer fabric before the fill: a water-repellent cotton-padded jacket is the kind of design to look for when sleet and slush are likely.
A dog that is damp under its padding will chill faster than one without a coat at all, so dry the jacket fully between walks. VCA also warns that dogs can overheat once they warm up from activity, so watch for panting or drooling and take the jacket off if you see either. A quilted style such as a teddy-fleece down-style jacket adds warmth through the neck and chest, where many small dogs lose heat.
Best coat for each dog
For small dogs and toy breeds, a fully insulated coat with belly coverage and a snug neck. For Dachshunds and other long-backed dogs, a coat cut long enough to cover the back to the tail, with a belly panel against snow. For Greyhounds and Whippets, a coat with a deep chest and long neck cut for their shape.
For pit bulls and other short-coated, muscular dogs, a coat with a stretch fit across a broad chest. For dogs that walk in a harness, the AKC recommends a built-in opening for a back-clip leash ring. For dark winter walks, reflective trim improves visibility.
How to measure and fit a dog coat
The AKC advises measuring the length of the body and the widest part of the chest. Measure back length from the base of the neck to the base of the tail, and chest girth around the deepest part behind the front legs, then follow the maker's chart. Many brands also ask for neck girth.
The dog should be able to walk, run and play comfortably, and the coat should not be so loose that it could tangle. Check that leg openings do not rub, that males can urinate without wetting the coat, and that straps cannot slip. Introduce the coat indoors with treats before the first cold walk.
What to avoid and care
Avoid dog coats that are too tight across the shoulders, open underneath for dogs that need belly warmth, or heavy enough to make a dog overheat indoors. Remove the coat once inside. Never leave a coated dog unsupervised outdoors in freezing weather; a coat reduces heat loss but does not make a dog safe in extreme cold.
The AKC recommends machine-washable coats, because they collect hair and dander and should be washed regularly. Rinse off road salt after walks, dry the coat fully before the next use and check fastenings each season. If your dog seems unusually sensitive to cold, mention it to your vet.
Common questions
What is the warmest winter coat for a dog?
An insulated coat with a windproof, waterproof outer shell, a high neck and full belly coverage. Fleece alone is warm when dry but soaks through in snow.
Does my dog need a winter coat?
Small, short-coated, hairless, lean, clipped and low-to-the-ground dogs often do, as do puppies and seniors. Thick double-coated breeds usually do not. Watch for shivering or lifting paws on cold walks as a sign your dog needs one.
How do I measure my dog for a winter coat?
Measure back length from neck base to tail base and chest girth at the widest point behind the front legs, then use the maker's chart. Some also ask for neck girth.
Can a dog wear a coat with a harness?
Yes. Choose a coat with a harness opening so the leash clips to a back-clip harness worn underneath, or a coat designed to go over a harness.
Can my dog wear a coat indoors or in the crate?
Take it off indoors, where a dog can overheat, and always before crating or leaving your dog alone. The AKC warns that unattended dogs can become tangled in clothing even if they like wearing it.
Sources we checked
This guide is general information, not veterinary advice. If your pet is unwell or injured, contact your veterinarian.
