SUMMARY
This article analyzes the degree of thermopluviometric influence on certain indicators in the commerce of Maringá, state of Paraná. To that end, climate elements, such as the temperature and precipitation as well as certain economic indicators, namely: ICMS (taxes), SCPC, Video-Check, Consumption and Consumers of Electric Energy were studied. Graphical analyses along with statistical applications of correlation and regression were performed, as well as the examination of a case study. It is believed that the groups investigated showed variations in the forms of correlation. The results herein presented are in the manner of a preliminary trial, representing a first attempt at measuring the actual relationship between the climatic variables (temperature and precipitation) with certain behavioral indicators of commerce in the city of Maringá.