Italy's annual inflation rate increased to 3.2% in May from 2.7% in April, provisional data from statistics agency Istat showed Friday.
The consensus estimate for the month was 3.2%.
On a monthly basis, consumer prices rose 0.4%, compared with the market forecast of a 0.1% increase and the prior 1.1% gain.
The Italian harmonized inflation rate stood at 3.3% on an annual basis, against the previous reading of 2.8% and the expected 3.2%. Month over month, harmonized consumer prices were 0.4% higher, against the prior 1.6% rise and the forecast of 0.3%.