Abstract: In order to research the summer indoor thermal environment of Shanghai high-rise residential buildings and optimize the energy saving design of Shanghai high-rise residential buildings, the indoor thermal environment conditions were surveyed by questionnaires and measured in summer.Through analyzing the results, it is shown that there is some difference between indoor thermal environments of different floors in Shanghai high-rise residential buildings and the indoor thermal environment of the residential buildings is relatively bad on the whole, but most of Shanghai inhabitants can acclimatize themselves basically to the indoor thermal environment in summer.