Itching around the eyes in summer needs to be considered due to seasonal allergic conjunctivitis, bad habits, mosquito bites and other factors. 1. Seasonal allergic conjunctivitis: itchy eyes in summer, need to consider and seasonal allergic conjunctivitis, is one of the common types of eye allergic diseases, can be accompanied by itching, mucous secretion increase and other phenomena, usually after the season will gradually get better on their own. 2. Bad habits: summer weather is hot, bacteria and other pathogens are easy to breed, if you like to rub your eyes with your hands, which can lead to pathogenic microorganisms through the hands into the eyes, thus inducing bacterial conjunctivitis, viral conjunctivitis and other diseases, which will cause itchy phenomenon around the eyes in summer. 3. Mosquito bites: more mosquitoes in summer, if the mosquito bites to the tissues around the eyes, can cause itchy phenomenon, mainly because the eyes do not pay attention to the external protection caused by mosquito bites. There are many reasons for itching around the eyes in summer, if the long time can not be relieved, it is recommended to go to the hospital in time to improve the examination, follow the doctor’s instructions to take standardized treatment.