Climate constitutes an important part of environmental context in which recreation and tourism take space. Detecting and studying hidden attractions, potentials and limitations of geographical and climatic characteristics, in different seasons, in order to be considered in tourism planning, especially for nature tourists, is of utmost importance. The case study in this research is the Guilan province of northern Iran. The main purpose of the current study is the implementation of time and space analysis in finding suitable climatic regions for tourisms by Geographical Information System (GIS) technology. In this study Makhdoom method was used for the investigation of suitable climatic condition for tourists. Due to zoning was implemented Kariging Interpolation method in Geographical Information System software and also has been used from Boolean logic for weighting and overlay analysis. Results show that, considering the time factor, there are suitable conditions during days, from May to November and during night, from Jun to September in site of the study. Considering the space factor, during days, middle parts of the region to southern parts and during nights northern parts have better climatic condition than other.
