Health

Sunburn and Skin Cancer in Dogs and Cats: An Australian Sun-Safety Guide

White cat lying in sunlight — light-coated pets face a higher risk of sunburn and skin cancer in Australia
In this guide
  1. Can dogs and cats get sunburnt?
  2. Which pets are most at risk?
  3. From sunburn to skin cancer: what to watch for
  4. How to protect your pet from the Australian sun
  5. Pet-safe sunscreen: what to know
  6. When to see your vet
  7. Frequently asked questions
  8. Key takeaways
  9. Sources

On a clear day in late winter the air still feels cool, yet the UV climbing over Australia is already strong enough to burn. That goes for us, and it goes for the dog stretched out on the deck and the cat dozing on a sunny windowsill. Here is what the sun actually does to pets, which ones are most at risk, and the simple steps that keep them safe.

Can dogs and cats get sunburnt?

Yes. Dogs and cats can and do get sunburnt, and the pets most at risk are those with white, pale, thin or missing fur — think white cats, pink-nosed dogs and short-coated breeds. The damage shows up first where there is the least fur: the tips of the ears, the bridge of the nose, the eyelids, the belly and the groin (RSPCA SA; PAW by Blackmores). A cool day is no protection either — UV can be just as high on a cold, clear day as a hot one, so it pays to check the UV level rather than the temperature (Cancer Council Australia).

Which pets are most at risk?

Not every pet needs sun cream, but some are far more vulnerable than others. Coat colour, coat thickness and how much time your pet spends in direct sun all matter.

Higher riskWhy
White or pale coats with pink noses and earsLittle pigment to absorb UV, so skin burns faster
Thin or short coats — Staffies, Bull Terriers, Dalmatians, WhippetsFur offers little shade to the skin
Hairless breeds — Sphynx cats, Chinese Crested dogsSkin is fully exposed
Cats that sunbake on windowsills or roam outdoorsRepeated, prolonged UV on the same spots
Older pets and those with existing skin conditionsSkin is more easily damaged over time

The numbers are sobering: according to Greencross Vets, white cats are around 18 times more likely to develop skin cancer than other cats, with ginger cats not far behind.

From sunburn to skin cancer: what to watch for

Repeated sunburn is not just uncomfortable. Over time UV damages skin cells and can lead to skin cancer — most commonly squamous cell carcinoma, or SCC (Cat Protection Society of NSW; Greencross Vets). In white cats it usually appears on the ear tips and nose as red, crusty patches, or a sore that seems to heal and then returns, slowly getting bigger over weeks and months (Cat Protection NSW). In dogs, sun-related SCC tends to show up on thinly haired spots such as the nose, ears and belly (Greencross Vets).

Have your vet check any of the following:

  • A scab, sore or ulcer that hasn’t healed within about a month
  • Red, crusty or flaky skin on the ear tips, nose or eyelids
  • A sore that comes and goes on the same spot
  • Any new lump, or an existing one changing in size, shape or colour
  • Hair loss, or persistent scratching or over-grooming of the ears and nose

Sun damage isn’t the only reason for spring skin trouble. If the itch looks more like an allergy, our guides to spring allergies in dogs and itchy spring skin in cats may help, and heavier seasonal shedding is usually normal rather than a sign of illness.

Light-coated dog outdoors in bright Australian sunshine on a clear day
Image via Unsplash

How to protect your pet from the Australian sun

Australia gets some of the highest UV levels in the world, and the same sun behind one of the world’s highest human skin-cancer rates reaches our pets too (Cancer Council; ARPANSA). A few everyday habits make a real difference:

  • Follow the UV, not the thermometer. Cancer Council and ARPANSA advise sun protection whenever the UV Index reaches 3 or above; check the free SunSmart Global UV app or the Bureau of Meteorology’s sun protection times (Cancer Council).
  • Avoid peak hours. Keep vulnerable pets out of direct sun during the strongest part of the day, roughly 10am to 4pm (Cancer Council). Cat Protection NSW suggests keeping white or light-nosed cats indoors, or at least inside between 11am and 4pm (Cat Protection NSW).
  • Make shade easy. Offer dense shade and fresh water, and walk dogs in the early morning or evening (RSPCA SA).
  • Cover up. Lightweight UV-protective pet shirts or sun suits help thin-coated and hairless pets.
  • Mind reflected UV. Water, concrete and pale paving bounce UV upwards onto bellies and noses.

Pet-safe sunscreen: what to know

Sunscreen can help on exposed spots like the nose and ear tips, but human products are not automatically safe for pets. Cat Protection NSW warns that human sunscreen can be toxic to cats, and any pet product needs reapplying regularly to keep working (Cat Protection NSW). Choose a sunscreen made for pets and avoid ingredients such as zinc oxide and high levels of salicylates, which can cause problems if licked off. Because cats groom so thoroughly, many vets lean on shade and indoor time rather than cream for them. Ask your vet to recommend a product suited to your individual dog or cat.

When to see your vet

Mild redness that settles within a day or two can usually be managed with shade and cool comfort. Book a vet visit if your pet has blistering or raw skin, seems in pain, or shows any of the non-healing skin changes above. Early SCC is far easier to treat than advanced disease, so it is worth having new or stubborn skin changes looked at sooner rather than later (Greencross Vets). The information here is general only and is not a substitute for advice from a vet who can examine your pet.

Frequently asked questions

Do indoor cats need sun protection?

Cats that sunbake at a sunny window still take on UV, and ordinary glass blocks less of it than many owners assume. White or light-eared indoor cats can still develop sun damage, so keep an eye on their ears and nose and move their favourite nap spot out of the harshest midday sun.

Can I put my own sunscreen on my dog?

It is safer not to. Human sunscreens can contain ingredients that irritate pets or cause harm if licked off, and they can be toxic to cats. Use a pet-specific product and check with your vet first (Cat Protection NSW).

Is UV only a risk in an Australian summer?

No. UV can reach burning levels even in winter and on cool, cloudy days, which is exactly why checking the UV Index beats judging by how warm it feels (Cancer Council).

Key takeaways

  • White, pale, thin-coated and hairless pets are most at risk; ears, nose, belly and groin burn first.
  • Repeated sun damage can lead to skin cancer, often SCC — white cats are around 18 times more likely to develop it.
  • Protect pets whenever the UV Index is 3 or above: shade, timing, cover-ups and a vet-recommended pet sunscreen.
  • Have any sore that won’t heal within about a month checked by your vet.

By Rachel Turner. Rachel writes about everyday pet care and wellbeing for GoPetr. This article is general information based on the Australian sources linked throughout and is not a substitute for veterinary advice. Always consult a licensed vet for diagnosis or treatment specific to your pet.

Sources

GoPetr Writer

GoPetr Writer is a team of passionate pet lovers and content creators at gopetr.com. Driven by years of hands-on experience raising pets, they are dedicated to sharing practical guides and accurate tips on cat and dog care to help you become a better pet owner.

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