On May 12, Hernández was ejected for the first time in his career against the Tampa Bay Rays at Safeco. When he left the game in the seventh after a three-run double, Hernández started shouting at the home plate umpire in disagreement with his calls. On June 8, Hernández struck out a career high 15 batters against the Rays in a 5–0 win. Hernández got a no-decision, as all five runs were scored after he left the game. Hernández got his tenth win on June 29, 2014 against the Cleveland Indians in a 3–0 victory in eight shutout innings with just one hit. Fernando Rodney got his 23rd save pitching a perfect ninth to secure the victory.