In weather like in so much else, San Francisco marches to the beat of its own drum. Summer can be cool and grey. Autumn can be sunny and scorching. And winter is a whole mess of wind and rain and bursts of sunny warm weather. So it's notoriously hard to dress for a San Francisco winter — especially if you don't want to look like you're going mountain climbing. Here are seven picks for versatile holiday picks for San Francisco's wild winters.