Why is my dog more itchy than usual in cold weather? | arlo.® Atlas
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Overview
If your dog seems itchier in cold weather, dry skin is one common reason, but it’s not the only one. Winter can also make existing skin irritation more noticeable, and parasites such as lice can still be a factor, especially if the itching is persistent or your dog is sharing bedding, grooming tools or close contact with other animals.
It’s worth checking the coat and skin carefully before assuming it’s just the weather. The pattern of itching, along with what you can see on the skin, can give useful clues.
Things To Check
1. Look for itching that starts after walks, indoor heating, grooming, or time spent on certain bedding.
2. Part the coat and check for flakes, redness, scabs, broken skin, small bites, or any areas that look sore.
3. Use a fine-tooth comb if you have one and look for tiny moving insects, eggs, or black specks in the coat.
4. Check the ears, neck, rump, belly and around the tail base, as these areas often show irritation first.
5. Notice whether your dog is licking, chewing, rubbing on furniture, or shaking their head more than usual.
6. Think about any recent changes, such as a new shampoo, bedding, diet, laundry detergent, or more time in heated rooms.
7. Check whether any other pets in the house are scratching too, since some causes can affect more than one animal.
Common Causes
Dry skin is a very common reason for winter itching. Cold air outside and heated air indoors can both dry the coat and skin out, especially in dogs that already have a sensitive skin type.
Parasites can also be involved. Lice are less common than fleas, but they can cause irritation, scratching and a scruffy coat, and they can spread between animals that are in close contact.
Allergies or skin sensitivity may become more obvious in colder months too, particularly if your dog is spending more time indoors or lying on fabrics, bedding or carpets that irritate their skin.
Sometimes the problem is linked to grooming products, over-bathing, dirty bedding or a coat that is not being brushed through regularly enough, which can all make the skin feel worse.
What To Do
Start by checking the coat carefully and keeping a simple note of when the itching happens, where your dog is scratching, and whether you can see any skin changes.
Keep bedding clean and dry, brush the coat gently, and avoid switching shampoos or using strong human products unless your vet has advised it.
If your home is very warm and dry, a little extra humidity may help some dogs feel more comfortable, but the main aim is to reduce irritation and monitor for changes.
If you spot insects, eggs, spreading bald patches, or the itching is not settling, arrange a veterinary check so the cause can be identified properly.
Related Questions
Could my dog have lice rather than fleas?
Why does my dog scratch more when the heating is on?
What should I check if my dog’s skin looks flaky in winter?
Atlas is here to support owners with practical, easy-to-understand guidance. It is not a substitute for professional veterinary advice. If you're concerned about your animal's health, symptoms worsen, or something doesn't feel right, contact your vet.