The Lithuanian port last month handled 31,600 TEUs, down 7.6% from 34,200 in the same period last year.
TEU traffic in Riga declined by 13.2% to 26,100 and Tallinn posted an 11.3% drop to 15,300 units. Liepaja saw TEU traffic increase by 4.2% to 173 units.
TEU traffic in Klaipeda fell by 12.8% in the full year 2015 compared with 2014 to 392,700 units.