The cells themselves are very delicate, much of the job of the panel is to protect the cells. Construction can vary, but generally they are designed to withstand normal weather events, just like a roof is. That said, weather can occasionally exceed those design limitations.
Large hail can break through a polycarbonate skylight or the tempered glass of a car, it’ll do the same to a solar panel covered in the same.
Large hail can break through a polycarbonate skylight or the tempered glass of a car, it’ll do the same to a solar panel covered in the same.