The 13th Annual Uncorked! Wine Festival returns on Wednesday, May 13, 2026, from noon to 5:00 PM, near Ghirardelli Square. Pour sessions feature dozens of California wineries. Where: Ghirardelli Square area, San Francisco. Cost: Ticketed (see organizer site). Source: CrawlSF / Uncorked: SF Wine Festival listing; Fort Mason Center for Arts & Culture event page.