A dog's normal body temperature can range from 101 - 102.5° Fahrenheit (38.3 - 39.2° Celsius). A temperature of less than 99° F (37.2° C), or above 103.5° F (39.7° C), is considered to be dangerous and requires immediate veterinary care.
Posted by Jennifer Peters DVM DABVP canine and feline on Wednesday, June 20, 2018
Measuring Body Temperature: Rectal Temperature for Anal Sac Cancer (Carcinomas)