Tucson, Arizona, gets 287, days of Sun a year! Located in the Sonoran Desert, the air in Tucson always clear and clean . The average temperature about 70ºF, and there is almost no snow or rain Some people worry about the high summer temperatures ( the average high in July is 101º) the humidity is very low so it never feels much Also, there are traffic problems due to the rapid growth of this urban area. The city government has its share of financial problems. However, n people living there wouldn't want to live anywhere else.