This following study was prepared on behalf of the EmCliC research project. It concerns urban and architectural issues that affect the experience of high temperatures by people in urbanized areas, for the case study of Warsaw. The study is centered on multi-family housing development that creates an environment for the daily life of residents (especially the population of older adults in highly urbanized areas. It is such areas that tend to be most affected by the impacts of the urban heat island effect. The scope of the present study and the approach applied therein was developed during a series of consultations with the research team members and a consultant-architect from Madrid. Such cooperation was to provide support for the interdisciplinary research team in the development of research assumptions and methodology.