Tourism is an important pillar industry of guizhou"s economic development. As an indispensable tourism resource, climate conditions not only create colorful natural scenery and cultural landscape in Guizhou, but also greatly increase the attraction of Guizhou tourism with the climate advantage of "no cold in winter and no hot in summer", and gradually become one of the main brands of Guizhou tourism. Based on the analysis of guizhou"s climate advantage conditions, the paper studies the influence of climate brand effect on guizhou"s mountain tourism and local economic development, and puts forward that on the premise of making use of summer climate advantage to build summer tourism brand, according to the three-dimensional climate characteristics of Guizhou and the karst regional landform with Guizhou characteristics, Explore guizhou"s climate tourism resources such as winter cold protection and health preservation, winter snow appreciation and scenery in low latitude areas, and provide reference for building guizhou"s all-region tourism and all-time tourism brand.