The reading was 0.1 percentage point higher than forecast by economists polled by Poland’s PAP news agency.
In May, the prices of consumer goods and services in Poland were 13.9 percent higher than in the same month a year earlier, according to the Central Statistical Office.
In April, Poland's consumer price index stood at 12.4 percent, the statistics agency has said.
The Polish central bank’s Monetary Policy Council this month raised key interest rates for the ninth consecutive time in a bid to tame inflation.
(gs)
Source: PAP