Nick Timiraos, known as the 'Fed's mouthpiece,' has forecasted a 0.37% month-on-month increase in the U.S. December PCE inflation, both core and overall, according to ChainCatcher. This growth is projected to elevate the annual rate of the core PCE index to 3%, marking the highest level since February 2025. The overall PCE annual rate is anticipated to reach 2.9%, the highest since March 2024.