Black market prices remained unchanged, ranging from $700 to $820.
Offers at the auction ranged from $610 to $670.
A total US$11.5 million was allotted today to 176 bids.
Although the local currency continues to depreciate against the greenback, it has been stable for almost three months now, dropping from $458.3653 on 2 August.
It kicked off the year at $112.8228.