If elevation is a main factor there should be at least 1000 feet of difference in elevation between two cities.
The low lands correspond to the mostly flat center of the United States.
Evaporation of water is greater over warm currents than cold currents.
Continental air masses are drier than maritime air masses.
Identify climate factors that influence the climate at each location.
Identify which climate factors cities have common.
Identify which climate factor or factors would make the climate different.
Use the climate data, climograph, and climate type key to identify the climate type.