The leu opened at 4.512 to the euro, from 4.5095/4.5115 to the euro at Monday close.
It further lost ground, nearing 4.52 units, on reduced trading volumes, while the Hungarian forint and the Polish zloty were falling 0.3% and 0.2%, respectively, against the euro.
At 10:30 local time (GMT0830), the leu traded at 4.516/4.518 to the euro.
On Monday, the Romanian central bank set the leu’s exchange rate at 4.5101 per euro, slightly stronger than 4.5173 per euro in the previous session.
On the money market Tuesday morning, overnight rates were down to 1.9%-2.4% a year, from 2.7%-3.2% a year the day before.