Born on July 26, 1924, in Claremont, New Hampshire,[1] Munson received a Bachelor of Science degree from University of Pennsylvania in 1948.
He was in private practice of law in Syracuse, New York, from 1952 to 1976.
[2] Munson was nominated by President Gerald Ford on August 26, 1976, to a seat on the United States District Court for the Northern District of New York vacated by Judge Edmund Port.
He was confirmed by the United States Senate on September 23, 1976, and received his commission on October 4, 1976.
He assumed senior status on November 5, 1990 and took senior status but kept a full case load until May 2008, He retired and passed away on October 5, 2008.