Phoenix is the capital and most populous city in Arizona, with 1,626,000 people (as of 2016). It is also the fifth most populous city in the United States, and is one of the fastest-growing metropolitan areas in the country. Phoenix is the cultural and economic center of the state of Arizona. The city was founded in 1867, and was officially incorporated as a city in 1881. Phoenix is named after the mythical bird that rises from the ashes of its predecessor. The city has a subtropical desert climate, with hot summers and mild winters. The average high temperature in July is 104 degrees Fahrenheit (40 degrees Celsius), and the average low temperature in January is 41 degrees Fahrenheit (5 degrees Celsius). Phoenix is home to a number of professional sports teams, including the Arizona Cardinals of the National Football League, the Phoenix Suns of the National Basketball Association, and the Arizona Diamondbacks of Major League Baseball. The city is also home to a number of colleges and universities, including Arizona State University, the University of Arizona, and Grand Canyon University.