Yes， a baby with a temperature of 39.3 degrees Celsius is considered to have a high fever. The normal range for a baby's body temperature is between 36.5 to 37.5 degrees Celsius. A temperature above 38 degrees Celsius is considered a fever in babies.
A high fever can be a sign that the body is fighting off an infection. It is important to monitor the baby's temperature and seek medical attention if necessary. High fevers can sometimes lead to febrile seizures， which can be scary for parents to witness. Keeping the baby comfortable and hydrated is also essential when they have a fever.
There can be many reasons why babies get a fever， including viral or bacterial infections， teething， or reaction to vaccines. If you are concerned about your baby's fever or other symptoms， it is always better to consult a healthcare professional who can help identify the cause of the fever and recommend appropriate treatment if needed.
