It stood at 9.03% for the week ended August 6. It was at 14.56% in the corresponding period of last year.
As per the data released by the government, the onions turned more expensive by 44.42% year-on-year, while potatoes soared 16.39% during the week under review.
Fruits became costlier by 27.01% and eggs, meat and fish by 13.37% y-o-y basis.
Milk, vegetables and cereals also went up.
The price of milk was up 9.51%, while vegetables and cereals soared by 6.52% and 5.22%, respectively.
Non-food articles, such as fibres, oil seeds and minerals, stood at 17.80%, as against 16.07% in the previous week.
Pulses calmed down by 5.56% and the price of wheat was down by 2.80% on an annual basis.
Overall primary articles which contributes 20% in the WPI recorded 12.40% inflation for the week ended August 13, up from 11.64% in the previous week.
The fuel price index stood steady at 13.13%.
Headline inflation stood at 9.22% in June.
Prime Minister Manmohan Singh showed confidence that headline inflation would moderate by the year end and would come down to 6% by the year-end.
While, the RBI and policy-makers expect it to be high at around 9% till October.