The latest Consumer Price Index news release has been posted on the BLS website at
CPI increases 0.4% in August as gas, food, shelter and apparel indexes all rise
On a seasonally adjusted basis, the CPI-U increased 0.4 percent in August after increasing 0.5 percent in July.
The index for all items less food and energy rose 0.2 percent in August, the same increase as in July.
Inflation calculator for US - http://www.bls.gov/data/inflation_calculator.htm