Following a steep rise between the year 1993 and the year 1994, the graphic shows a decreasing trend in the amount of Lancaster rainfall totals for july over the period from the year 1994 to the year 2002. 
The amount of Lancaster rainfall totals for july shows a decrease of nearly 90 percent and shows the largest drop of about 3.63 inches between the year 1996 and the year 1997. 
With the exception of a few rises, slight decreases are observed almost every year over the period from the year 1994 to the year 2002.