Noticing if a dog has a fever can be important for their health. Typically, you use a rectal thermometer to check, as a normal dog temperature is between 101°F and 102.5°F. Symptoms like warm ears, a dry nose, and lethargy can also be indicators. Have you noticed any particular signs in your dog? It's always good to be cautious and ensure they're comfortable. How is your pup acting, and is this something you're worried about often?