Annual Events and Holidays in NYC 🐏 Rosh Hashanah (begins at sundown) September 18, 2020 (Friday) Learn More at Wikipedia Upcoming Events Washington's Birthday (February 19th)Diwali (November 7th)Purim (begins at sundown) (March 20th) Learn more about: Full Moon (Worm Moon), Hanukkah or Partial solar eclipse at 5:32am just below the horizon