The invention provides a sterilizing steam cabinet having a drying function. The sterilizing steam cabinet comprises a cabinet body, cabinet feet, an opening / closing door, door handles, water storage tanks, sterilizing holes, steam generators, a steam regulator, an air blower, an air speed adjustor, a steam deflector, an air outlet, a clothes hanging rod, guide pipes, a steam channel, an electric heater, an electro-regulator, an electric heating pipe, ozone generators, air pumps and vent guide pipes. The sterilizing steam cabinet can process multiple pieces of clothes at a time, does not require much manual intervention, saves manpower greatly, has a drying function, saves a clothes airing process, increases the working efficiency, saves time, and thus is convenient to use; the sterilizing steam cabinet is simple in structure, convenient to manufacture and low in production cost; the sterilizing steam cabinet has an ozone generation system which is capable of effectively preventing internal bacterium breeding in the steam cabinet and thus provides guarantee for the health of users.