How to Keep Your Dog Cool in Summer (While Staying Active)

Summer is great until you realize your dog is panting so hard you can hear it from two rooms away at 9am. If you've ever stood on a sidewalk in July wondering whether this walk is actually a good idea, your instincts are right. Dogs can overheat fast, and the consequences are serious.

But here's the other problem: a dog who doesn't get enough exercise in summer doesn't just get bored. They get destructive. They get restless. They bark at everything and chew the furniture and generally make your home feel like a small, chaotic prison.

So the goal isn't to skip exercise when it's hot. The goal is to do it smarter.

This guide covers everything you need to know about how to keep your dog cool in summer, from heat thresholds and heatstroke warning signs to cooling products, frozen treat ideas, and how to keep your dog active without putting them at risk. Whether you have a young, bouncy lab or an older brachycephalic dog who struggles in the heat, there's something here for you.

Jump Ahead: How to Keep Your Dog Cool in Summer (Without Skipping Exercise)

Key Takeaways

• Dogs can begin to overheat at temperatures above 80°F, especially brachycephalic breeds, seniors, and overweight dogs
• The pavement test is simple: if you can't hold your hand on the ground for 7 seconds, it's too hot for your dog's paws
• Heatstroke is a medical emergency. Know the signs and act fast
• Timing walks for early morning or after sunset is the single most effective adjustment you can make
• Mental enrichment and private shaded spaces can keep your dog exercised even on hot days
• Frozen treats are an easy, genuinely effective cooling tool

How Hot Is Too Hot for Your Dog?

Most people underestimate how quickly dogs can overheat. Unlike humans, dogs can't sweat through their skin. They regulate body temperature almost entirely through panting, which becomes significantly less effective in high heat and humidity.

As a general guideline:

• Above 70°F: Start paying attention, especially for at-risk breeds
• Above 80°F: Exercise with caution. Shorten walks and go during cooler parts of the day
• Above 90°F: Limit outdoor time significantly. Focus on early morning or evening outings only
• Above 100°F: This is dangerous for most dogs. Keep outdoor trips very brief and necessary only

The American Veterinary Medical Association recommends keeping dogs inside in extreme heat and avoiding exercise during the hottest parts of the day.

The Pavement Test

Before you walk your dog on any paved surface in summer, do this: press your palm flat against the sidewalk or asphalt and hold it there for seven seconds. If you can't, the surface is hot enough to burn your dog's paw pads.

Asphalt can reach 145°F on a day when the air temperature is just 77°F. Dogs feel every step of that. Burned paw pads are painful, can become infected, and often go unnoticed until your dog starts limping.

Grass, dirt, and natural surfaces stay meaningfully cooler than pavement and concrete. That matters when you're choosing where to walk or play.

Breeds Most at Risk

All dogs can overheat, but some are significantly more vulnerable:

• Brachycephalic breeds (Bulldogs, Pugs, French Bulldogs, Boston Terriers, Boxers): Their shortened airways make panting inefficient, which is their main cooling mechanism. They overheat faster than almost any other dog type.
• Double-coated breeds (Huskies, Malamutes, Samoyeds, Chow Chows): Their thick coats are insulating in both directions. Despite popular belief, shaving them doesn't necessarily help and can disrupt their natural thermoregulation.
• Overweight dogs: Extra body mass generates more heat and makes cooling harder.
• Puppies and senior dogs: Both have less efficient temperature regulation than healthy adult dogs.
• Dark-coated dogs: Black and dark brown coats absorb more solar radiation.

If your dog falls into any of these categories, treat the temperature thresholds above as conservative minimums. When in doubt, skip the midday walk.

Signs of Heat Exhaustion and Heatstroke in Dogs

Knowing the difference between a dog who's warm and a dog who's in trouble could save their life.

Heat Exhaustion

These are warning signs that your dog is getting too hot and needs to cool down now:

• Excessive panting (harder and faster than normal)
• Heavy drooling or thick, ropy saliva
• Bright red gums or tongue
• Lethargy or reluctance to move
• Mild disorientation or stumbling
• Rapid heart rate
• Seeking shade aggressively or lying down and refusing to move

If you see these signs, get your dog to a cool, shaded area immediately. Offer water in small amounts. Apply cool (not cold) water to their paw pads, armpits, and groin area. Let them rest.

Heatstroke

Heatstroke is a medical emergency. These signs indicate your dog's body temperature has risen to a dangerous level:

• Vomiting or diarrhea, sometimes with blood
• Glazed or unfocused eyes
• Pale or blue-tinged gums
• Seizures or muscle tremors
• Collapse or inability to stand
• Loss of consciousness

If you suspect heatstroke, do not wait to see if it resolves. Apply cool (not ice cold) water to the body, focus on the neck, armpits, groin, and paw pads, then get to an emergency vet immediately. Ice water or ice packs can cause blood vessels to constrict and actually slow cooling, so keep water cool, not frigid.

The ASPCA Animal Poison Control Center and your nearest emergency vet are the resources you want on hand. Save the ASPCA hotline in your phone before you need it.

How to Keep Your Dog Cool Outside

The good news: you don't have to choose between your dog's safety and their sanity. A few adjustments make outdoor time in summer genuinely workable.

Timing Walks Right

This is the single most impactful change you can make. In summer, aim for:

• Before 8am: The coolest part of the day. Pavement hasn't had time to heat up. Humidity is often lower. This is your best window.
• After 7-8pm: Once the sun goes down and surfaces start releasing heat. Evening walks are significantly cooler than anything in the middle of the day.
• Avoid 10am-4pm: Peak heat hours. This is when the combination of air temperature, humidity, and surface heat is at its worst.

It takes some routine adjustment, especially if you're used to midday dog walks. But an early morning walk is genuinely pleasant, and your dog will thank you.

Surface Matters

Wherever possible, route walks through grass, dirt paths, wooded trails, or other natural surfaces. Parks with good tree cover and grassy areas are far more comfortable than a route that's all sidewalk and asphalt.

If your neighborhood is mostly pavement, dog boots are worth considering. They look goofy. They work. Some dogs adapt to them quickly if you introduce them with treats and patience.

Shade and Rest Breaks

Rest in shade should be built into any outdoor time, not treated as optional. Carry water with you and offer it every 10-15 minutes during activity. Collapsible bowls are cheap and take up almost no space.

If your dog is slowing down, seeking shade, or panting very hard, that's a signal. Cool down and head home.

Outdoor Cooling Gear

There are a few products that actually make a difference in heat:

• Cooling vests: Work through evaporation. You soak them in water and the evaporation process draws heat away from the dog's body. Most effective in dry heat; less effective in high humidity.
• Cooling mats: Gel-filled mats your dog lies on. Good for breaks in the shade or in the car.
• Cooling bandanas: Wet them and tie around the neck. The neck has major blood vessels, so cooling it has a meaningful effect. Not as powerful as a vest but very easy.
• Portable misters: Some owners swear by these for outdoor breaks.

None of these replace shade and water, but they're useful supplements.

Water Play

Water play is one of the best ways to cool down and exercise at the same time. A kiddie pool in the backyard, a sprinkler, a hose: dogs who enjoy water can get a great workout while staying cool. If you want to level this up, teaching your dog to swim opens up a whole range of summer activity options that are as effective for cooling as they are for exercise.

Not every dog takes to water naturally. Go at their pace, use high-value treats, and never force them in.

How to Keep Your Dog Cool Inside

On days when it's genuinely too hot to do much outside, the focus shifts to keeping your dog comfortable and stimulated indoors.

Fans and Air Conditioning

Dogs can't sweat, so airflow matters enormously. A fan pointed at a dog helps far more than it might seem. If you have AC, use it. If you don't, fans combined with cool surfaces are your best tools.

Keep the house as cool as possible during peak heat hours by closing blinds and curtains on sun-facing windows in the morning before it gets hot. Opening windows at night when temperatures drop can help cool the house naturally.

Cooling Mats and Cold Surfaces

Many dogs will naturally seek out cool surfaces like tile, hardwood, or concrete. Let them. If your house is carpeted throughout, a cooling mat in their favorite spot gives them the same relief.

A damp towel laid flat is a budget version of a cooling mat. Drape it somewhere shady and let your dog lie on it.

Frozen Kongs and Ice Treats

A frozen Kong stuffed with peanut butter, plain yogurt, or wet food is cooling, mentally stimulating, and will buy you 20-45 minutes of quiet. Prep a batch on Sunday and keep them in the freezer all week.

Ice cubes on their own are fine for most dogs. Some love chasing them around the kitchen floor, which doubles as mild entertainment.

Avoiding the Hottest Rooms

South- and west-facing rooms with lots of windows are significantly hotter than the rest of the house in summer. If you can, give your dog access to cooler interior rooms or a basement during peak heat.

🐾 Even in summer, your dog still needs regular exercise. Browse private outdoor spaces that stay cooler. Find a Sniffspot near you →

How to Keep Your Dog Cool in the Car

This section is important enough that it gets its own header.

Never leave your dog in a parked car in summer. The numbers on this are alarming and worth knowing: a car parked in 70°F weather reaches over 100°F inside within 20 minutes. At 80°F outside, it gets there in under 10. Cracked windows reduce interior temperature by only 1-2°F. They do almost nothing.

Even overcast days are dangerous. Even short trips into a store can turn fatal if something delays you.

If you must travel with your dog in summer:

• Run the AC before loading your dog in
• Use window sunshades on rear windows to reduce heat buildup during the drive
• Carry a travel water bottle and offer water at every stop
• Take rest stops every 1-2 hours on long trips
• Park in shade whenever possible, and even then, take the dog with you
• Never leave your dog unattended in a parked vehicle

For dogs who travel frequently, a battery-powered car fan or a car-specific cooling mat can help during drives.

Summer Exercise: How to Keep Your Dog Active Without Overheating

Even in summer, your dog still needs regular exercise. The risks of under-exercise (destructive behavior, anxiety, weight gain, restlessness) does not go away because it's July.

The key is adjusting how and when exercise happens, not eliminating it.

Early Morning Is the Sweet Spot

An exercise session before 8am is the most effective strategy for summer dog owners. The air is cooler, pavement hasn't absorbed the day's heat yet, and the light is genuinely nice. If you're not a morning person, this is a strong argument for becoming one, at least in June through August.

Private Outdoor Spaces

One of the practical challenges with summer exercise is that most dogs do more work, and cool down more efficiently, when they can run freely. An hour on-leash walking generates heat. Twenty minutes of off-leash sprinting and fetch is more effective and can be done in a shorter window.

Private spaces on Sniffspot offer something public dog parks often don't: control over the environment. You can book a space early in the morning when it's cool. Many hosts have natural terrain, grass, and shade coverage that stays significantly cooler than paved surfaces. Some have ponds and water features your dog can splash in.

For dogs who also can't go to public dog parks due to reactivity or selective socialization, a private Sniffspot booking is often the only realistic off-leash option. If that describes your dog, exercising a reactive dog in summer requires extra planning, and private spaces make it manageable.

Indoor Alternatives on Really Hot Days

On days where the heat index is genuinely dangerous, indoor exercise alternatives exist. Training sessions, puzzle feeders, hide-and-seek games, and indoor fetch in a long hallway can take the edge off even without going outside.

Mental exercise tires dogs out faster than most people expect. A 15-minute training session where your dog is learning something new can produce the kind of settled, quiet calm that a 30-minute walk doesn't always achieve.

If you want to know exactly how much exercise your dog actually needs, that varies by breed, age, and health. Not just the weather..

🐾 Private fenced spaces with shade and natural surfaces are a summer game-changer. Find a Sniffspot near you →

Cooling Treats Your Dog Will Love

Frozen treats are one of the easiest and most effective summer tools available, and dogs are almost universally enthusiastic about them. These are all simple, dog-safe options:

Frozen fruit:

• Seedless watermelon chunks (frozen on a baking sheet first, then stored in a bag)
• Blueberries, frozen straight from the bag
• Sliced cucumber, chilled or lightly frozen (not everyone's first instinct but many dogs love it)

Frozen dairy:

• Plain, unsweetened yogurt frozen in an ice cube tray or silicone mold
• Small amounts only, and always check that it contains no xylitol, which is toxic to dogs
• Kefir ice cubes (some dogs do better with the reduced lactose)

Frozen Kong recipes:

• Layer wet food plus a smear of peanut butter (xylitol-free), then freeze overnight
• Blend peanut butter, banana, and plain yogurt, pour into Kong, freeze
• Stuff with canned pumpkin (plain, not pie filling) and a few kibbles, then freeze
• Chicken broth (low sodium, no onion or garlic) frozen in Kongs or an ice cube tray

Broth ice cubes:

• Low-sodium chicken or beef broth frozen into cubes makes an easy and hydrating treat
• Add a piece of kibble or a blueberry inside each cube for extra interest

Batch-prep these on weekends. A silicone ice cube tray and a bag of frozen blueberries is about as low-maintenance as dog enrichment gets, and your dog will act like you invented something magnificent.

🐾 After a cool morning session at a shaded Sniffspot space, a frozen Kong is the perfect wind-down. Search private dog spaces near you →

Frequently Asked Questions: Keeping Your Dog Cool in Summer

Protect Your Dog This Summer and Beyond

Summer doesn't have to mean your dog spends three months understimulated and overheated. It means adjusting the when and how of their routine rather than abandoning it.

The practical version of that: walk before 8am or after sunset, stick to grass and shaded surfaces, know the heatstroke warning signs, keep frozen Kongs stocked in your freezer, and find spaces where your dog can actually run in the cooler parts of the day. Skip the pavement at noon. Don't leave them in the car. And give brachycephalic or senior dogs extra credit for how hard they work just to stay comfortable in heat.

Your dog is still in there wanting to fetch and run and zoom around like an idiot. They just need you to help them do it safely.

🐾 Find a shaded, private space where your dog can run it out before the day heats up. Book a Sniffspot near you →

This article has been reviewed by a qualified veterinary professional.

Reviewer: Brittany Buxbaum, Licensed Veterinary Technician at VCA Animal Hospitals