The area typically has a hot, arid climate during the summer months, bracketed by short spring and fall seasons. On average, July and August are equally warm, and the coolest month is December; July averages , while December averages . Daily temperature ranges are large during the summer, often exceeding , and small during the winter, with a range just above . The record high and low are and , but temperatures of more than or less than are rare. Temperatures above occur an average of 19 days annually, temperatures above occur an average of only 1 day annually, and those below average 3.5 days a year.