20 Juun bu ubochi nke 20th (iri abuo) na onwa ana kpo Juun. Na Gregorian calender, 20 Juun bu ubochi nke 171st na afo (non-leap year), bu ubochi nke 172nd mgbe afo ahu bu leap year. Anyi nwere agugu ubochi 194 tupu afo nkena agwu.