Annorat started the 2018-19 competition season with a second-place finish in the triple jump at the Tiffin Alumni Open Dec. 1. In a field that included NCAA Division I and Division II athletes, Annorat bounded 13.88m in the triple jump, finishing behind an NCAA Division II competitor. Annorat added a fourth-place finish in the high jump (1.94m) and also placed eighth in the 60m Hurdles (8.72).