The leu closed at 4.281/4.284 per euro, from 4.292/4.295 per euro a day earlier.
Elsewhere in the region, the Hungary’s forint was gaining around 1% against the euro, while the Polish zloty was flat on the day.
The leu opened slightly down at 4.295/4.298 per euro, but started to advance shortly after, trading near 4.28 per euro for most of the session.
However, the central bank’s reference rate weakened slightly to 4.2843 units, from 4.2792 units Monday. Against the US dollar, the leu’s indicative won almost 0.3% on the day to 3.1253 units.
On the money market, overnight rates fell to 2.4%-2.9% a year, from 3.7%-4.2% a year in the previous day.