Original sentence: July through September, "monsoonal" thunderstorms frequently form over the nearby peaks contributing to over a third of the 8.5 inches of annual rainfall
Edited sentence: July through September, "monsoonal" thunderstorms frequently form over the nearby peaks contributing to over a third of the 8.12 inches (206.3mm) of annual rainfall.Richfield's record high is 104°F (40&deg:C), set on July 23, 1931, and the record low is -33°F (-36°C), set on February 6, 1989