The present disclosure relates to a technology for Sensor Networks, Machine to Machine (M2M), Machine Type Communication (MTC), and Internet of Things (IoT). The present disclosure may be used for an intelligent service (smart home, smart building, smart city, smart car or connected car, health care, digital education, retail business, security and safety-related service, etc.) that is based on the above technologies. The present invention, with respect to a set temperature control method, is characterized by comprising the steps of: setting a control section which is a time section for controlling a set temperature in a certain space; collecting user set temperature information according to weather information for each control section, and predicted weather information; determining set temperature control information for each of the control sections on the basis of the collected set temperature information; and controlling the set temperature in the certain space on the basis of the set temperature control information determined for each of the control sections and the predicted weather information.