Chemutai recorded a time of 9:18.87 in the 3,000m steeplechase finals at the Ratina stadium on Friday evening.
Kenya's Celliphine Chepteek Chespol finished first with a time of 9:12.78, while Bahrain's Winfred Mutile Yavi was third. Jacob Kiplimo won Uganda's first silver medal in the 10,000m final on Tuesday.
Kenya currently top the medal table standing with four gold medals and and one bronze. Uganda is placed 17th with two silvers.
Uganda fielded 11 athletes at the 2018 IAAF World U20 Championship that started on July 10th and ends on July 15.