The 2019–20 Weber State Wildcats men's basketball team represented Weber State University in the 2019–20 NCAA Division I men's basketball season. The Wildcats, led by 14th-year head coach Randy Rahe, played their home games at the Dee Events Center in Ogden, Utah, as members of the Big Sky Conference. They finished the season 12–20, 8–12 in Big Sky play to finish in a tie for eighth place. As the No. 9 seed in the Big Sky tournament, they lost in the first round to Sacramento State.