Moab has an arid climate characterized by hot summers and chilly winters. Precipitation is evenly spread over the year (usually less than one inch per month). There are an average of 41 days with temperatures reaching , 109 days reaching , and 3.6 days per winter where the temperature remains at or below freezing. The highest temperature was on July 7, 1989. The lowest temperature was on January 22, 1930.