Excel made it easy... out of the 82 games with 30,000+ attendance, 12 of them were weekdays:
Monday, January 10, 1983 Georgetown L 92-97 31,327*
Monday, January 30, 1984 Georgetown L 67-80 30,758
Monday, January 28, 1985 Georgetown W 65-63 32,229
Friday, February 01, 1985 Villanova W 92-79 32,520
Wednesday, January 14, 1987 St. John's W 64-63 30,529
Thursday, February 11, 1988 St. John's W 82-68 30,460
Tuesday, March 01, 1988 Villanova W 71-69 30,139
Wednesday, January 10, 1990 St. John's W 81-72 30,407
Tuesday, January 23, 1990 Pittsburgh W 83-74 30,023
Monday, March 06, 2006 Villanova L 82-92 33,633*
Tuesday, February 24, 2015 Miami ( ) L 62-66 30,667
Wednesday, February 22, 2017 Duke W 78-75 30,331
(* indicates we broke a NCAA record that game)