Why Your Dog Is Suddenly Shedding Everywhere in August

Two dogs playing in the waves at the beach with each other

You gave up on black pants weeks ago. You vacuumed Tuesday and by Thursday the rug looked exactly the same. Meanwhile your dog is stretched out on the cool kitchen tile, shedding quietly, completely at peace with what she's doing to your house.

Here's what nobody tells Southern California dog owners: she isn't off schedule. Double-coated dogs in warm climates often shed year-round or in waves, instead of the tidy spring-and-fall cycle people expect. Late summer is one of those waves. And a coat carrying months of dried saltwater releases its undercoat less easily than a clean one, which is why beach dogs seem to shed harder than their inland friends.

Everyone blames the heat. The heat is real, but if she's been swimming at Corona del Mar since June, something else is going on in that coat.

Why coastal dogs don't follow the normal shedding calendar

Shedding is triggered more by daylight than temperature, and warm coastal climates blur the signal. Dogs here don't get the sharp seasonal cues that tell a coat to dump its undercoat twice a year. The process spreads out, comes in waves, and for a lot of Southern California dogs it never fully stops.

So the advice you've read (brush her out in April, brace yourself in October) was written for a different dog in a different climate. If you've been quietly worried yours is shedding wrong, she probably isn't.

One thing worth saying: a sudden change that comes with bald patches or irritated skin is a conversation with your vet. Steady heavy shedding in August is just a coat doing its job.

What a summer of saltwater does to your dog's undercoat

Salt pulls moisture out of the coat, and a dry coat doesn't let go of its undercoat cleanly. When ocean water dries on your dog it leaves crystals behind, down at the skin. One swim is nothing. Three months of swims at Huntington Dog Beach and Dana Point is a different story.

By August that buildup has made the coat brittle. Brittle fur tangles instead of releasing, so loose undercoat that should come out on a brush mats into the coat instead. The dog is trying to shed. The coat is making it harder than it needs to be.

Same buildup makes dogs itchy, which we covered in why your dog is so itchy after the beach.

How to help your dog through a late-summer coat blow

Brush first, then rinse, and use the right tool. An undercoat rake (a wide comb with long metal pins that reach past the topcoat) pulls out the loose fur a regular brush glides right over, and on a double coat that's most of what's coming out. Any pet store carries one. Work in sections, go down to the skin, and do it outside unless you enjoy vacuuming.

Then get the salt out. Let me be straight about what that does: the After-Beach Dog Rinse is not a deshedding shampoo, and I'm not going to pretend it is. What it does is lift salt and sand without stripping the coat's natural oils, using coconut-derived cleansers instead of sulfates, with colloidal oatmeal and aloe vera to soothe and plant-based glycerin to put moisture back. No parabens, no artificial fragrance. A coat that isn't crusted in salt sheds the way it's supposed to.

Around here we say swim, shake, rinse, repeat. In August you just add one step at the front: rake, swim, shake, rinse, repeat. Same rhythm, one more pass with the comb.

Should you shave a double-coated dog in the heat?

No, and this is the one I'd argue with a stranger about. That undercoat insulates against heat as much as cold. Shaving it off removes her sun protection and does nothing to reduce shedding. The AKC is clear on this: it can damage the topcoat, cause uneven regrowth, and leave her more exposed, not cooler.

Every August somebody at the beach tells you their golden is so much more comfortable shaved. She isn't. She's sunburned, and that coat may never come back right.

Brush more. Rinse the salt out. Leave the coat on.


Frequently asked questions

How often should I bathe my dog if they swim daily?
If your dog is in the ocean most days, rinsing after each swim does more good than a weekly deep bath. The thing to watch is not frequency but formula. Sulfate-based shampoos strip natural oils, which is what makes frequent washing a problem in the first place.

Is saltwater bad for my dog's skin?
Saltwater is not toxic, but as it dries it leaves crystals in the coat that draw moisture out of the skin and fur underneath. Over a summer of daily swims that adds up, leaving the coat dry and brittle. Rinsing it out is the simplest fix.

What makes a dog shampoo gentle enough for daily use?
Look for coconut-derived cleansers instead of sulfates, a skin-friendly pH formulated for dogs, and soothing ingredients like colloidal oatmeal and aloe vera. Skip artificial fragrance and parabens. For any ongoing skin or coat concerns, check with your vet.


The fur on your car seat is the receipt for a good summer. Rake her out, rinse the ocean off, and let the coat do what it's built to do. Swim. Shake. Rinse. Repeat. Grab the After-Beach Dog Rinse here.

Susan Trudeau Francis

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