Should you shave your dog in the summer?

The coat is not a sweater, it is insulation

Here is the part most people never hear. A double-coated dog, think Golden Retrievers, Huskies, German Shepherds, Corgis, Australian Shepherds, has two layers: a soft undercoat and longer guard hairs on top. Together they trap a layer of air against the skin, and that trapped air does the same job a cooler does. It slows heat coming in just like it slows heat going out. The American Kennel Club, the ASPCA, and most veterinary dermatologists all land in the same place on this: for these breeds, the coat is helping your dog handle summer, not fighting it.

Shave it off and you do not get a cooler dog. You get a dog with no shade of its own, no air layer, and skin exposed to direct sun. A shaved double-coated dog is very often warmer outside than the same dog left unshaven.

The risks are bigger than a bad haircut

This is not just about looks, though the looks are part of it. Shaving a double coat can cause real problems:

Sunburn and skin cancer. That coat is sun protection. Skin that has never seen direct sun suddenly gets a full day of it, and pale-skinned dogs burn.

Higher heat-stroke risk. Losing the insulating air layer removes one of the dog's own tools for regulating temperature, which is the opposite of what you were going for.

A coat that grows back wrong. The soft undercoat grows back faster than the guard hairs and can crowd them out, so the coat comes back patchy, a different texture, sometimes a different color. In some dogs the follicles stall out entirely, a thing called post-clipping alopecia, and the fur can take 12 to 24 months to return, if it fully does at all. It is most common in the plush Nordic breeds but can hit any double-coated dog.

What to do instead

The good news is the actual fix is easier than a full shave. Brush regularly, more than you think you need to. Getting the dead undercoat out is what improves air flow and keeps your dog cool, and a de-shedding session with a good undercoat rake does far more for comfort than a razor ever will. You can also trim, not shave, the strategic spots: paw pads, sanitary areas, and the belly, where a little less hair genuinely helps without touching the protective topcoat. And then the boring stuff that matters most in a heat wave: shade, fresh water, walks in the cool early morning or evening, and never a parked car.

The dogs this does not apply to

This is the part worth being honest about, because I have two dogs and neither is the breed I just spent 400 words defending. Single-coated and non-shedding breeds are a different story. Poodles and doodles like my Luna, and hair-not-fur breeds like my Shih Tzu Sophie, do not have that undercoat, and they are meant to be clipped regularly. For them, a summer trim from the groomer is normal and good, and skipping it just leads to painful mats. Same goes for a dog with a medical reason to be shaved, on a vet's advice. If you are not sure which camp your dog is in, ask your groomer or vet before the clippers come out. That one question can save your dog a very rough summer.

The short version: if your dog has a thick double coat, resist the urge, brush instead. If your dog is a poodle mix or a Shih Tzu, book the trim without guilt. When in doubt, ask before you shave. This is general pet-care information from one dog owner, not veterinary advice, so your vet always gets the final word on your specific dog.

If it is running hot where you are, I also wrote a plain checklist for keeping pets safe in the heat. You can find everything this studio builds at jcmobileappstudio.com.