In New York, the holiday season officially begins on Thanksgiving Day, which falls on November 23rd this year. From there, the city begins its decorations and celebrations, which continue until January 2nd. However, many businesses, stores, and restaurants start decorating earlier, and you can expect to see some holiday cheer starting in late November or early December. So, if you're looking to visit the Big Apple during the holiday season, you can expect to see plenty of festive decorations and cheer starting in late November or early December!