A water resistant floor box cover assembly including a flange including an opening therethrough adapted to permit access to electrical connectors and a cover securable to the flange. The cover is movable between a closed position wherein the opening is covered and an open position wherein the opening is uncovered to permit access to the outlet box. The flange also includes an inner wall and an outer wall extending about the opening. The inner and the outer walls define a channel disposed therebetween. The outer wall including a slot formed therein providing a path out of the channel. The slot permits water in the channel to exit therefrom away from the opening.