The 2013 Washington State Cougars football team represented Washington State University during the 2013 NCAA Division I FBS football season. The team was coached by second-year head coach Mike Leach and played their home games at Martin Stadium in Pullman, Washington. They were members of the North Division of the Pac-12 Conference. They finished the season 6–7, 4–5 in Pac-12 play to finish in a tie for fourth place in the North Division.