The rupee suffered the worst fall in four months, shedding 3.68% in March.
Besides, fresh dollar selling by exporters amid bearish cues from overseas forex markets also aided the rupee's value, dealers said.
At the Interbank Foreign Exchange (Forex) market, the local unit touched a low of 51.30 in the intra-day before ending at 50.87/88, a gain of 53 paise, or 1.03% from its previous close. The rupee had touched an 11-week low of 51.40/41 on Thursday.
The dollar index was remarkably down by almost 0.4% against its major rivals while New York crude oil was trading above $103 a barrel in European market today.
The government securities (G-Sec) continued to rule mixed on alternate bouts of buying and selling while call rates flared up further at the Overnight call money market today on month-end as well as year-end needs by borrowing banks amid short of supply in bankin system. The 8.79 per cent (G-Sec) maturing in 2021 improved further to R101.39.