The leu opened around 4.285 to the euro, weaker than 4.2665/4.27 to the euro at Wednesday closing.
It further weakened, on low volumes, and traded at 4.291/4.293 versus the euro at around 10:15 local time.
“The international context is still unclear … I think the leu depreciation will cool down, as market players fear a central bank intervention around 4.3 units,” a dealer said.
The currencies in the region were gaining against the euro in early trade, while European stock markets opened on the rise.
Romania’s central bank set Wednesday the leu’s reference rate at 4.262 lei, a tad stronger than in the previous day.
On the monetary market Thursday morning, overnight rates rose to 4.8%-5.3% a year, from 4.3%-4.8% a year in the previous session.