Annual Events and Holidays in NYC 🌅 Manhattanhenge May half sun May 29, 2025 (307 days away) Learn More at A Great Big City Upcoming Events Washington's Birthday (February 19th)Diwali (November 7th)Purim (begins at sundown) (March 20th) Learn more about: Juneteenth, Manhattanhenge July full sun or Full Moon (Beaver Moon)