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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.
According to traditional teaching, the normal body temperature is 37Â°C (98.6Â°F), but it is generally accepted that a temperature of 38Â°C (100Â°F) or greater, as measured by a rectal thermometer, represents a fever .