A free outdoor celebration of the Southeast Asian New Year takes over Fulton Plaza in Civic Center on Saturday, May 16, 2026, 11:00 AM to 6:00 PM. Expect cultural performances, food vendors, traditional rituals, and community programming. Where: Fulton Plaza (Fulton & Larkin), Civic Center, San Francisco. Cost: Free. Source: SF Funcheap event listing for Southeast Asian New Year Celebration: Songkran Festival 2026.