Wetmore was born in Campbellton, New Brunswick. In 1979, he started a meat cutting business in Burton, and eventually expanded to a very successful grocery store in Gagetown.
Wetmore was named to the Select Committee on Cannabis, pursuant to Motion 31 of the 3rd session of the 58th New Brunswick Legislature.[2]
Wetmore was re-elected in the 2014, 2018, and 2020 provincial elections.