An air-conditioning apparatus comprising: a refrigerant circuit having a compressor , a condenser , a pressure reducing device , and an evaporator connected by refrigerant pipes; a humidity sensor for measuring, as indoor humidity (RH), humidity of an air-conditioned room subjected to air-conditioning by the evaporator ; a temperature sensor for measuring, as an indoor temperature (Tr), a temperature of the air-conditioned room; an indoor fan for blowing air to the evaporator ; and an operation control unit configured for controlling the refrigerant circuit to perform a dehumidifying operation in which the evaporator supplies cooling air; characterised by a mode selection unit configured for selecting, as an operation mode controlled by the operation control unit during the dehumidifying operation, any one of a continuous operation mode in which the refrigerant circuit is continuously operated, an intermittent operation mode in which the refrigerant circuit is intermittently operated, and an operation stop mode in which the refrigerant circuit is stopped in accordance with the indoor humidity (RH) measured by the humidity sensor and the indoor temperature (Tr) measured by the temperature sensor , the mode selection unit being configured for selecting the intermittent operation mode when the indoor temperature (Tr) is less than or equal to a set first temperature threshold (T1ref) and the indoor humidity (RH) is greater than a set humidity threshold (RHref) in the continuous operation mode, and selecting the operation stop mode when the indoor temperature (Tr) is greater than a set second temperature threshold (T2ref) that is greater than the first temperature threshold (T1ref) and the indoor humidity (RH) is less than or equal to the set humidity threshold (RHref) in the intermittent operation mode. a refrigerant circuit having a compressor , a condenser , a pressure reducing device , and an evaporator connected by refrigerant pipes; a humidity sensor for measuring, as indoor humidity (RH), humidity of an air-conditioned room subjected to air-conditioning by the evaporator ; a temperature sensor for measuring, as an indoor temperature (Tr), a temperature of the air-conditioned room; an indoor fan for blowing air to the evaporator ; and an operation control unit configured for controlling the refrigerant circuit to perform a dehumidifying operation in which the evaporator supplies cooling air; characterised by a mode selection unit configured for selecting, as an operation mode controlled by the operation control unit during the dehumidifying operation, any one of a continuous operation mode in which the refrigerant circuit is continuously operated, an intermittent operation mode in which the refrigerant circuit is intermittently operated, and an operation stop mode in which the refrigerant circuit is stopped in accordance with the indoor humidity (RH) measured by the humidity sensor and the indoor temperature (Tr) measured by the temperature sensor , the mode selection unit being configured for selecting the intermittent operation mode when the indoor temperature (Tr) is less than or equal to a set first temperature threshold (T1ref) and the indoor humidity (RH) is greater than a set humidity threshold (RHref) in the continuous operation mode, and selecting the operation stop mode when the indoor temperature (Tr) is greater than a set second temperature threshold (T2ref) that is greater than the first temperature threshold (T1ref) and the indoor humidity (RH) is less than or equal to the set humidity threshold (RHref) in the intermittent operation mode. <EOS>