When Phil Weintraub entered the armed forces, Arnovich took his spot in the Phillies lineup. For the season he was the top contact hitter in the National League before fading late and finishing fifth in the league with a .324 batting average, and sixth in the league with a .397 on base percentage. He also led all Northern League left fielders in putouts, with 314, and in range factor/game, at 2.47. He made the Northern League All-Star team in his best season, 18th in the MVP voting.