In New York City, the Christmas decorations typically go up in November, around Thanksgiving. You'll see the streets and shops decorated with lights, wreaths, and other festive ornaments, creating a magical atmosphere that fills the city with the spirit of Christmas. The official tree lighting ceremony for Rockefeller Center also takes place in November, kicking off the holiday season in the city. So if you're in New York during the holiday season, you'll definitely be able to experience the excitement and beauty of Christmas decorations everywhere you go!