Welcome to Yountville Calendar Events for September 26, 2026 September 2026 SunMonTueWedThuFriSat303112345678910111213141516171819202122232425262728293012345678910 EventDate Herold Harvest Celebration 12144 9/26/2026 5:00:00 AM 9/26/2026 5:00:00 AM Sep 26 Moonlight in the Vines Celestial Experience 12158 9/26/2026 5:00:00 AM 9/26/2026 5:00:00 AM Sep 26 Walk to End Alzheimer's - Napa Valley 12181 9/26/2026 5:00:00 AM 9/26/2026 5:00:00 AM Sep 26