Ear Infections in Dogs Increase During Summer – Here’s Why

Summer brings plenty of things dogs love: swimming, outdoor adventures, longer walks, daycare play sessions, and time spent exploring new places. But while many pet owners focus on preventing overheating, dehydration, and sunburn, there’s another seasonal issue that often appears during the warmer months: ear infections in dogs.

If you’ve ever noticed your dog shaking their head more than usual, scratching at their ears, or developing an unusual odor around the ears during summer, you’re not alone.

Veterinarians often see an increase in ear-related issues during warm-weather months. The combination of moisture, humidity, allergies, and increased outdoor activity can create conditions that make dogs more vulnerable to ear irritation and infection.

The good news is that many summer ear infections can be prevented, or caught early, when dog owners know what signs to watch for.

In this blog, we’ll explore why ear infections are more common during summer, the early warning signs every dog owner should know, and practical ways to help keep your dog’s ears healthy throughout the season.

In This Article

1. Why Ear Infections Are More Common in Summer
2. How Swimming and Moisture Affect Dog Ears
3. The Link Between Summer Allergies and Ear Problems
4. Early Signs of an Ear Infection in Dogs
5. Which Dogs Are More Prone to Ear Infections?
6. Summer Ear Care Tips for Dog Owners
7. When It’s Time to See Your Veterinarian

Why Ear Infections Are More Common in Summer

For many dogs, summer creates the perfect storm for ear problems.

Warm temperatures, increased humidity, outdoor allergens, and water activities all contribute to an environment where irritation can develop more easily. While ears naturally contain bacteria and yeast, problems often begin when moisture or inflammation disrupts the ear’s normal balance.

Think of it this way: healthy ears are typically clean, dry, and well-ventilated. Summer conditions often introduce exactly the opposite.

Between swimming, damp grass, rain showers, and humid weather, dogs spend more time with moisture trapped around the ears than they do during cooler seasons.

How Swimming and Moisture Affect Dog Ears

One of the biggest reasons ear infections increase during summer is simple: water.

Whether your dog enjoys a pool, lake, beach, sprinkler, or backyard splash pad, moisture can become trapped inside the ear canal after swimming.

When excess moisture remains in the ear, it creates an environment where bacteria and yeast can multiply more easily.

Here’s how common summer activities contribute to ear issues:

This doesn’t mean dogs should avoid swimming. It simply means ear care becomes more important during active summer months.

Summer Allergies Can Affect More Than Skin

Many dog owners associate seasonal allergies with itchy skin and excessive paw licking.

However, allergies frequently affect the ears as well.

Environmental allergens such as:

• grass pollen
• tree pollen
• weeds
• mold spores

can trigger inflammation inside the ear canal.

As inflammation develops, dogs may begin scratching or shaking their heads more frequently. This irritation can create conditions that make secondary infections more likely.

If your dog struggles with seasonal allergies, recurring ear issues may be connected to the same underlying trigger.

In fact, ear irritation is often one of the first signs that environmental allergies are affecting a dog.

Early Signs of an Ear Infection in Dogs

The earlier an ear problem is identified, the easier it is typically to address.

Unfortunately, dogs often hide discomfort until symptoms become more noticeable.

Some of the most common warning signs include:

• Frequent head shaking
• Scratching at the ears
• Rubbing ears against furniture or carpet
• Redness inside the ear
• Unusual odor
• Dark or excessive ear discharge
• Sensitivity when ears are touched

Many owners initially mistake these signs for minor irritation. But when symptoms persist for several days, it’s often worth taking a closer look.

A Quick Ear Health Check Guide

Knowing what’s normal can help you recognize problems earlier.

Regularly checking your dog’s ears can help identify changes before they become more significant.

Which Dogs Are More Prone to Ear Infections?

While any dog can develop an ear infection, some dogs are naturally more susceptible.

Dogs with floppy ears often experience reduced airflow within the ear canal, which can allow moisture to remain trapped longer.

Breeds commonly prone to ear issues include:

• Cocker Spaniels
• Labrador Retrievers
• Golden Retrievers
• Basset Hounds
• Poodles

Dogs that swim frequently or experience seasonal allergies may also have a higher risk regardless of breed.

This doesn’t mean infections are inevitable—it simply means prevention becomes even more important.

Summer Ear Care Tips That Make a Difference

Preventing ear infections usually comes down to a few consistent habits.

After swimming or bathing, gently drying the outer ear can help reduce moisture buildup. Many veterinarians also recommend routine ear inspections during summer, especially for dogs that spend a lot of time in the water.

Other helpful habits include:

Small preventative steps often prevent much larger problems later.

Why Ignoring Ear Problems Can Make Them Worse

Ear irritation rarely resolves on its own when an infection is developing.

As discomfort increases, dogs often scratch and shake their heads more aggressively. This can worsen inflammation and make the ear more sensitive over time.

What begins as mild irritation can eventually affect:

• sleep quality
• comfort during play
• willingness to be touched
• overall mood and behavior

The sooner issues are addressed, the easier it is to keep dogs comfortable and active throughout the summer.

When It’s Time to Contact Your Veterinarian

Some symptoms deserve prompt veterinary attention.

Schedule an appointment if you notice:

• Persistent head shaking
• Ongoing scratching
• Strong ear odor
• Visible discharge
• Swelling
• Signs of pain

Early treatment can often prevent more serious complications and help your dog return to normal activities quickly.

Healthy Ears Help Dogs Enjoy Summer More

Summer should be about swimming, exploring, socializing, and making memories, not dealing with itchy, uncomfortable ears.

Fortunately, awareness goes a long way.

By paying attention to subtle signs, supporting healthy ear care habits, and responding early when something seems off, pet owners can significantly reduce the risk of seasonal ear problems.

Because when dogs feel comfortable, they’re free to focus on what matters most: enjoying every summer adventure by your side.

A Little Prevention Goes a Long Way

Ear infections are one of the most common warm-weather issues dog owners encounter, but they’re also one of the most manageable.

Regular ear checks, proper drying after swimming, and awareness of allergy-related symptoms can make a tremendous difference throughout the season.

Sometimes, the best summer care isn’t about doing something complicated.

It’s simply about noticing the small changes before they become bigger ones.

At New Inn Kennels, we understand how summer activities can affect a dog’s overall comfort. Our team monitors guests for signs of irritation, supports healthy routines, and helps dogs stay happy, active, and comfortable throughout Connecticut’s busy summer season.