
The rupee's 8.1 per cent fall is likely the worst performance for the currency ever, but data beyond 1995 was not immediately available.
The partially convertible rupee closed at 65.70/71 per dollar, up 1.3 per cent on the day.
It had closed at 66.55/56 on Thursday, after gaining 3.5 percent, in its biggest single-day gain in 15-1/2 years.
On the week, the rupee declined 3.8 per cent, its worst weekly performance since the week to September 23, 2011.