2,400 = 12 x 200
157 cms
100 miles if it is half an inch 2400 if it is 12 inches
Milwaukee, Wisconsin usually gets around 33.86 inches or 860 mm of rain per year.
Well, there more then one frost line in Illinois: 1) 10" to 20" for Southern Illinois 2) 15" to 30" for Central Illinois (frost line for Peoria) 3) 20" to 35" for Northern Illinois
3 inches and 2.5 in Chicago
Chicago did.
The frost line in the city of Chicago is thought to be 36 inches. The average Chicago winter does not exceed the 36 inch frost line, but extremely cold winters can.
Wisconsin gets 34.49 inches of year on average.
Wisconsin has 34.49 inches of rain annually.
38.82 inches
The southern portion of Illinois receives about 48 inches of rain annually. The northern part of Illinois receives about 30 inches of rain per year.
1/200 = 12/x x = 12 x 200 = 2400 miles