The leu opened at 4.5315 to the euro, slightly weaker from 4.5275/4.5285 to the euro at Wednesday closing.
It further stayed around the opening levels, on very low interest for trading.
At 10:10 local time (GMT0810), banks quoted the leu at 4.529/4.533 units, while the Hungarian forint and the Polish zloty were down 0.1%-0.3% against the euro.
The Romanian central bank set the leu’s exchange rate at 4.5301 per euro Wednesday, from 4.5379 per euro the day before.
On the money market Thursday morning, overnight rates stayed at 0.5%-1% a year.