The CPI in the US rose 0.5% month-over-month in May 2026, slowing from a 0.6% rise in April and matching forecasts. Energy prices increased 3.9%, after rising 3.8% in April and 10.9% in March. The energy index accounted for over 60% of the monthly increase, amid the energy shock caused by the conflict with Iran. Gasoline soared 7% and fuel oil went up 3.8%. Meanwhile, prices also increased for shelter (0.3%) and food (0.2%). Other gains were seen in prices for communication (1.3%), airline fares (2.7%), medical care (0.3%), personal care (1%), and recreation (0.3%). Conversely, the indexes for motor vehicle insurance (-1.7%), household furnishings and operations (-0.6%), and new vehicles (-0.3%) decreased.