There are many reasons why it hurts when pressed at the ear opening, such as otitis externa, boils on the external auditory canal, eczema on the external auditory canal and so on. 1. Otitis externa: Otitis externa is an acute inflammation of the skin of the ear due to bacterial infection, so it will cause pain when you press on the hole of the ear. 2. Boils on the external auditory canal: Boils on the external auditory canal are infections caused by clogged hair follicles and sebaceous glands, which can cause localized pain, and therefore the ear holes will be painful when pressed. 3. Eczema of the external auditory canal: Auricular cartilage inflammation can also cause pain when pressed at the opening of the ear, and the inflammation can lead to pain around the opening of the external auditory canal. There are many reasons why it hurts when you press on the hole of the ear, and it is recommended to go to the hospital in time to improve the examination after the symptoms appear, and take standardized treatment according to the doctor’s instructions, and do not ignore the symptoms and take them lightly.