September 27 is the 270th day of the year in the Gregorian calendar, leaving 95 days remaining until the end of the year. It is often associated with the arrival of autumn in the Northern Hemisphere, where temperatures begin to cool and leaves change color. Several notable events have occurred on this date throughout history. For example, in 1964, the Warren Commission released its report on the assassination of President John F. Kennedy. Additionally, September 27 is recognized as World Tourism Day, promoting awareness of the importance of tourism and its social, cultural, and economic value.