Debuted #87 week-ending August 17, 1963, “Only In America” peaks at #25 on the Hot 100, week-ending, September 28, 1963. Having charted 11 weeks overall — on its final week on Billboard, the single drops out at #49 for the week-ending, October 26, 1963.
Source: The Billboard Hot 100 Pop Singles Charts [1963]