Mumbai: The rupee on Wednesday strengthened by 9 paise to 63.29 against the US dollar in opening trade at the Interbank Foreign Exchange market on selling of the American currency by exporters.
Dealers said gains in major global currencies against the US dollar overseas and firm equity markets also supported the rupee.
The domestic unit had closed 29 paise higher at 63.38 yesterday following fresh dollar selling by exporters and foreign fund inflows in domestic debt.
Meanwhile, the benchmark BSE Sensex rose by 31.16 points, or 0.11 percent, to 27,434.70 in early trade.