Why does your Skin get Dry during winter? Cold air holds less moisture and indoor heating further reduces humidity, causing moisture to evaporate from the skin. To prevent dryness, moisturize your skin, especially on exposed areas like hands, face and legs. Use Gentle Cleansers and apply a thicker, more hydrating moisturizer that the skin can absorb deeply overnight. Azafran’s winter care range brings you three products to keep your skin moist and healthy: 1. Ultra-rich hydrating Body Butter 2.