The invention provides a manufacturing method for a child windproof warm wear. The child windproof warm wear comprises a hat and a clothes body. The child windproof warm wear is characterized in thatthe clothes body is formed by a front part, a rear part, and a lining abutted against the inner side of the front part and the rear part. The clothes body is provided with sleeves, the clothes body, and clothes trousers which are cut in an integrated manner. The clothes body is provided with a collar. One side of the clothes body is sewn in an edging manner, and the other side is provided with a dressing hole along one end of the collar to a trouser mouth of the clothes trouser on the same side in a through manner. The front part on two sides of the dressing hole expands and covers the rear part in a pressing manner. An edge is provided with connecting assemblies at interval. The connecting position of the clothes body and the clothes trousers is provided with an adjustable scaling zipper.The hat is connected with a stand collar which is abutted against the collar through a dismounting and combining structure in a surrounding manner. The cuff of the clothes sleeve is connected with apair of hand protection sleeves. A tied rope which can be tightened is arranged in a welt of the trouser mouth of the clothes trouser. The front surface is connected with a foot protection sheet extending downward. The child windproof warm wear is convenient to wear, and is windproof, warm-keeping, and adjustable, and is suitable for a child to go out or ride a non-motor vehicle in cold weather.