The 1970 Arizona Wildcats football team represented the University of Arizona in the Western Athletic Conference (WAC) during the 1970 NCAA University Division football season. In their second season under head coach Bob Weber, the Wildcats compiled a 4–6 record (2–4 against WAC opponents), finished in fifth place in the WAC, and were outscored by their opponents, 213 to 168. The team played its home games on campus at Arizona Stadium in Tucson, Arizona.