Digital rectal probes are easy to use and read. Some are even made just for dogs. That said, they tend to be more expensive. Be sure to read the thermometer instructions thoroughly before you use it on your pet. This will ensure that every use is as safe and comfortable as possible for your dog. It can also help you adjust settings, like getting readings in Celsius or Fahrenheit.

You can buy petroleum jelly or baby oil at grocery stores.

Have the second person stand or kneel next to the dog. They should slip the elbow furthest from the dog under its chin, and hook the closer arm under it chest just behind the front feet. This is a safe and comfortable hold.

A normal dog temperature is between 99. 5–102. 5 °F (37. 5–39. 2 °C). If your dog’s temperature is above or below this, call your vet. If the dog’s temperature is 104 °F (40 °C) or higher, take it immediately to the vet for emergency treatment.

Do not use a glass thermometer when taking temperature by ear. You will not receive an accurate reading. [9] X Trustworthy Source American Kennel Club The American Kennel Club (AKC) is a purebred dog pedigree registry in the United States. The AKC advocates for the responsible ownership of dogs and promotes purebred dog events, such as the Westminster Dog Show. Go to source There is no need to lubricate an ear thermometer. You can get canine ear thermometers from your vet, a pet store, or online.

A temperature above 104 °F (40 °C) is a medical emergency. Take your dog to the vet immediately.

If your dog vomits twice in 1 day, take it to the vet regardless.