Besides selling of the American unit by exporters and banks, dollar's weakness against some other currencies overseas supported the rupee, Forex dealers said.
Moreover, a higher opening in the domestic equity market supported the domestic currency, they added.
Forex and money markets were closed on Friday on account of Gudi Padwa.
On Thursday, the rupee had gained 19 paise to close at 66.47 a dollar on fresh selling of dollars by banks and exporters as the US currency weakened in global markets.