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The normal temperature inside your childâs body is usually around 37 degrees Celsius. Your child has a mild fever if their temperature is higher than 38 degrees Celsius. A high fever usually means more than 39 degrees Celsius.
Fever, or pyrexia, is when the internal body temperature rises to levels that are considered above normal. It normally indicates the present of another condition, usually an infection. Average body temperature is about 98.6 Â°Fahrenheit (37 Â°Celsius), and temperatures above 100.4 Â°F (38 Â°C) are considered to be a fever.