7 Adorable Lightweight Sweaters to Keep You Cozy on Chilly Summer Nights

Even sweltering summer days can turn into chilly nights when the sun goes down, and it can be difficult to dress for fluctuating temperatures. Layering is the key to an adaptable outfit, which is why we like to keep a sweater on hand for when the temperature drops in the evening. But the perfect summer sweater can't just be any pullover - a lot of knits are way too warm for the weather. Luckily, we're making your shopping hassle-free by spotlighting sweater options that are stylish and lightweig...