what is the climate in the western region
Western United States As a generalization, the climate of the West can be described as semiarid; however, parts of the West get extremely high amounts of rain and/or snow, and still other parts are true desert and get less than 5 inches (130Â mm) of rain per year. Also, the climate of the West is quite unstable, as areas that are normally wet can be very dry for years and vice versa.
Geography of Arizona Due to the state's large area and range of elevation, there is a variety of localized climate conditions. Overall, most of Arizona receives little precipitation, and is classified as having either an arid or semi-arid climate. The northern parts of the state and the mountainous areas tend to have cooler climates, while the southern parts of the state tend to be warm year round.