Kittens’ body temperature is generally between 37.5 and 39 degrees Celsius. The body temperature at night will be higher than in the morning, and when the kitten is exercising, nervous, or excited, the body temperature will also rise. However, if the body temperature exceeds 39.5 degrees Celsius , then it means that the kitten may have a fever. You need to help the kitten reduce the fever in time and observe whether the kitten has other symptoms. If there is poor energy, loss of appetite, vomiting and diarrhea, etc., it is best to send it to a pet hospital for examination. treat.