The plummeting temperatures signal the perfect time to add punch and freshness to a wardrobe to bring on the wintry season. These top fashion trends for the 2013 season were recently spotted during Fashion Week in New York City. Layering is Trendy. What your mother always said is true: wearing layers keeps you warm, and you can always peel them away if you get too hot. Start with skinny jeans and tuck them into .