what is the average annual temperature
Annual mean temperatures for most major US cities average between 50 and 70 degrees Fahrenheit (10 to 21 degrees Celsius). For all cities, average low temperatures over the year are well above freezing. Most large cities have average annual high temperatures between 60 and 70 degrees F (16 to 21 C). Scorching hot summers in Phoenix, Arizona, pushes the average high temperature to 87 F (31 C). Miami and Orlando's average highs, though also in the 80s, come from consistently warm weather year round.