Refer to the graph. It shows monthly mean temperatures for t…

Refer to the graph. It shows monthly mean temperatures for two cities at about 400 N latitude. One city is along the California coast; the other is in central Illinois. Which line on the graph represents the California city, and which represents the city in Illinois? 

The two cities whose monthly temperature ranges are depicted…

The two cities whose monthly temperature ranges are depicted in the graph are at the same latitude in the Northern hemisphere. They are the same cities as in the previous question. Explain why city A has a fairly constant monthly temperature, whereas, city B has a large variation in its monthly temperature.