adding to the central bank's woes.
Although the rupee gained 5 percent last month, it is not expected to recover much more ground in the near term and remain weak, according to a separate Reuters poll, making the cost of crude oil imports more expensive.
The rupee's recent gain came after a more than four months of decline, with the currency losing as much as 20 percent at one stage and hitting a series of record lows.
That depreciation sent fuel inflation to a 10-month high in August, as India is one of the largest importers of crude oil.
Industrial output data on Friday is expected to give market watchers more clues on the health of Asia's third-largest economy.
Indian manufacturers likely increased production in August, although at a slower pace than in July, as infrastructure output rose, but access to cash was tougher, a Reuters poll found.
However, recent manufacturing purchasing managers' index (PMI) surveys have shown activity shrank in August and September.