The main goal of this assessment is to determine the present and future occurrence of dengue and Dengue Hemorrhagic Fever (DHF) and to measure its impact on the health care system and population in terms of morbidity and mortality, also to measure the socio-economic impact of adaptation measures. The method used was determined after consultation with senior staff of the National Meteorological Service, the Statistical Institute of Belize, the Ministry of Health and the Vector Control Program, in order to assess existing modeling capability and the availability of data.