The average monthly rainfall during the summer months in Boulder, Colorado and in Madison, Wisconsin are shown in the graph below.
Average Monthly Rainfall


Which of the following conclusions could be made from this data?
A.
Madison's summer climate is wetter than Boulder's.
B.
It is hotter in Madison than in Boulder during the summer.
C.
It is hotter in Madison than in Boulder during the winter.
D.
Madison's summer climate is drier than Boulder's.