The rupee was trading strong at 66.67 in the evening session on increased selling of the US currency by exporters and banks amid higher foreign fund inflows.
Forex dealers said a weak dollar against some currencies overseas boosted the rupee sentiment.
The rupee opened weak by 3 paise at 66.80 at the Interbank Foreign Exchange market today.
It hovered in a range of 66.80 and 66.65, before quoting at 66.67, up 10 paise at 3.55 pm local time.
Yesterday, the rupee had gained 20 paise to close at a fresh three-week high of 66.77 on sustained selling of the American unit amid a strong recovery in domestic equities.
Meanwhile, the 30-share BSE index Sensex ended up by 10.99 points or 0.04 per cent at 27,020.66.
In the overseas market, t he dollar hit a five-week trough against a basket of currencies on Wednesday, hurt by waning expectations that the Federal Reserve will raise interest rates anytime soon.
The dollar index, which tracks the greenback against a basket of six rivals, edged down 0.1 per cent to 93.740 after dropping as low as 93.68, its lowest since May 6.