[1] After completing his PhD, Weatherly taught for one year at Central High School in Philadelphia, Pennsylvania.
[2] In 1895, Weatherly joined the faculty at Indiana University as an assistant professor in European History.
In 1899, Weatherly was appointed to Full Professor in the Department of Economics and Sociology.
After retirement, Weatherly was named Professor Emeritus in Economics and Sociology.
[2] Weatherly served on the executive committee of the American Sociological Society from 1907 to 1910.
He was also an active member of the Eugenics Research Association and the Indiana chapter of Phi Beta Kappa.