How Seasonal Temperature Swings Affect Asphalt Shingle Roofs
Asphalt shingles remain one of the most trusted and widely used roofing materials across the United States. Their durability, affordability, and ease of installation make them an attractive choice for homeowners throughout the Mid-South. But while asphalt shingles offer solid performance, they aren't immune to the impacts of seasonal temperature changes—a factor often overlooked until roof damage becomes visible. From icy Tennessee winters to blistering Memphis summers, seasonal temperature swings can place a tremendous amount of stress on your roofing system. Understanding how these changes affect asphalt shingles—and how to protect your home—can help you extend the life of your roof and avoid costly repairs. The Science of Thermal Cycling in Roofing Roofing materials naturally expand and contract with temperature changes. This phenomenon, called thermal cycling , occurs year-round. As the sun rises and heats your roof during the day, the shingles expand. When temperatures dro...