The 2018 Weber State Wildcats football team represented Weber State University in the 2018 NCAA Division I FCS football season. The Wildcats were led by fourth-year head coach Jay Hill and played their games at Stewart Stadium as members of the Big Sky Conference. They finished the season 10–3, 7–1 in Big Sky play to finish in a three-way tie for the Big Sky championship with Eastern Washington and UC Davis. They received the Big Sky's automatic bid to the FCS Playoffs where, after a first round bye, they defeated Southeast Missouri State in the second round before losing in the quarterfinals to Maine.