The leu opened at 4.17/4.172 to the euro, insignificantly weaker than 4.171/4.173 at closing the day before.
Within the first hour of trading, the leu strengthened slightly and, at around 10:20 am local time, it was trading at 4.1735/4.1755 against the euro.
The central bank set Tuesday a reference rate of 4.1732 lei for the euro, the weakest level since March 17.
On the money market, excess liquidity maintained overnight rates at low levels, namely 2.5%-3% a year, compared to 2%-2.5% a year previously.