He had solo exhibitions at Seattle's Otto Seligman Gallery in 1967, at Gallery Rosenau in Bern, Switzerland in 1977, and the Art Gallery of Greater Victoria from November 1980 to January 1981. Wehr also had gallery shows in Munich, Germany, New York City, and San Francisco. The Cheney Cowles Museum in Spokane, Washington showed Wehr's work along with Joseph Goldberg's in 1991.