Summer can change how even a familiar skincare routine feels. Heat, humidity, sweat, stronger sun exposure, air conditioning, and more time outdoors can leave skin feeling oily in some areas, dry in others, or simply less comfortable than usual. A good summer skincare routine does not require replacing every product you own. The goal is to use lightweight layers, cleanse without stripping the skin, protect exposed areas from the sun, and adjust your routine according to how your skin actually responds. Notice How Your Skin Changes in Summer Humidity can make the skin feel more oily or sticky because sweat and surface oils do not evaporate as quickly. Sunscreen, makeup,…