Paul Wehrum began his lacrosse career as a crease attackman at Freeport High School on Long Island, winning the Long Island South Shore Championships in 1967 and earning First-Team All-South Shore honors in 1968. At Cortland State University, Wehrum was a three-time All-American attackman. He played for and captained the North squad in the 1972 North/South Collegiate All-Star game. He also received first-team SUNY Conference honors in 1970-72.
He became an assistant coach at Cortland State in 1973, the year the team won the Division III NCAA Championship. He was also an assistant coach at Lynbrook High School and Nassau Community College from 1974-79. He was the head coach at Herkimer County Community College from 1980 through 2003, and an assistant coach from 2004 through 2006. Wehrum coached his teams to 21 consecutive National Junior College Athletic Association (NJCAA) Region III Championships and eight NJCAA National Championships (1988-89, 1992-1996, and 2003). He holds the collegiate record of 59 straight wins. He has been selected as the NJCAA Coach of the Year four times, earning the honor in 1985, 1986, 1992 and 1994.
He was past president of the NJCAA Lacrosse Coaches Association. Wehrum was the assistant coach for the victorious U.S. Team in the 1998 World Lacrosse Championships. Wehrum was a full professor of Health and Physical Education at Herkimer Community College and was a recipient of the Chancellor's Award for excellence in teaching in 1997. Paul was inducted into the US Lacrosse Upstate New York Chapter Hall of Fame in 1994, the Long Island Metro Chapter Hall of Fame in 1995, and into the SUNY Cortland Hall of Fame.
Paul Wehrum was inducted to the National Lacrosse Hall of Fame as a truly great coach.