An air conditioning control apparatus and a method thereof may include an air conditioning control apparatus that controls the temperature of the interior of a vehicle may include an air-conditioning system including a condenser by condensing the refrigerant, an evaporator, a compressor, a heater core that controls the temperature of air flowing to the interior of the vehicle, a temperature control door that may be disposed between the evaporator and the heater core and controls flow of the heater core for the air passing through the evaporator, and a blower that blows the air flowing inside from the interior or the exterior of the vehicle to the evaporator, a sensor unit that includes an engine speed sensor measuring the number of revolutions of an engine and a throttle position sensor measuring the amount of opening of a throttle, and a controller that controls the operation of the air-conditioning system.