Abstract: A pour spout assembly for providing a pour spout attachable to a bottle and including a cap securable to the pour spout between uses. The pour spout assembly includes a spout member having an attachment portion adapted for coupling to various sizes of bottle openings. The spout member further includes exterior threading on an outer perimeter of a spout portion extending from the bottle when the spout member is attached to the bottle. A cap member is provided for covering the spout portion of the spout member. The cap member has threading on an interior surface complimentary to the threading on the spout portion of the spout member to permit securing of the cap member to the spout member.