International audienceDifferences in the temperatures of targets diagnosed by thermal imagery of satellite landsat 8 in dry and rainy seasons in a tropical environment This article aims to compare the intensities of surface heat islands diagnosed from thermal images (band 10) of the satellite Landsat 8 in Presidente Prudente, medium-sized city located in a tropical environment in dry and rainy seasons. In addition to the temperature charts of targets, rhythmic analysis charts were developed as proposed by Monteiro (1971) to analyse the weather characteristics in the days before the taking of images. The results showed that the differences in surface temperatures between rural and urban were high in the rainy season. In the dry season, with ...