VEHICLE AIR CONDITIONING SYSTEM

A vehicle air conditioning system, having a simple structure and preferable reliability, and capable of suppressing increases in energy consumption and cost, is provided. The vehicle air conditioning system includes: an air conditioning unit, configured to adjust a temperature in a vehicle compartment and including a blower and a temperature control module; and a dehumidification device, configured to adjust a humidity in the vehicle compartment, disposed between the blower and an evaporator of the temperature control module, and enabling a part of air conditioning air flowing in from the blower to flow into the dehumidification device.