CLIMATIC INFLUENCES OF BODIES OF WATER 137 



154. The lakes and summer temperatures. Many of the 

 cities and villages upon the shores of the Great Lakes or 

 upon the seashore have become known as agreeable places for 

 summer residence. It is claimed for them that during periods 

 of warm weather the temperature at these places is usually 

 lower than at inland points in the surrounding country 

 (fig. 72). There can be no doubt that this is sometimes the 



13 



u 



15 



16 



17 



18 



19 



110 



100 



90 



70 



\ 



CONOORDIA 



COLUMBUS 

 CLEVELAND 



FIG. 72. Temperatures during a hot wave 



The diagram shows the relative temperatures of Concordia (Kansas), Columbus 

 (Ohio), and Cleveland (Ohio) on the thirteenth, fourteenth, fifteenth, sixteenth, 

 seventeenth, eighteenth, and nineteenth of July, 1913. Cleveland is on the shore 



of Lake Erie ' . 



case, as it was on July 17, 1913, when the United States 

 Weather Bureau reported the highest temperatures for the day 

 at Milwaukee, Chicago, Detroit, and Cleveland to be from 

 74 to 78 F., while at the same time the adjacent parts of 

 the Mississippi Valley were suffering from a hot wave and 

 nine stations reported temperatures of 100 F. or higher. There 

 were other days, however, on which the temperature of the 

 cities named was as high as that of the neighboring places. 

 Isolated instances such as those given do not prove anything. 



