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This report describes the typical weather at the Grand Canyon National Park Airport (Grand Canyon National Park, Arizona, United States) weather station over the course of an average September. It is based on the historical records from 1981 to 2012. Earlier records are either unavailable or unreliable.he probability that precipitation will be observed at this location varies throughout the month. Precipitation is most likely around September 2, occurring in 30% of days. Precipitation is least likely around September 30, occurring in 19% of days.
Each of the Earthâs climatic zones is represented in Grand Canyon from alpine forests on the rim to Sonoran deserts in the lower elevations. The entire canyon requires 13-15 days, and the Grand Canyon reserves its greatest reward for those who make this time commitment. Five or six, and eight or nine day split trip options offer either the upper or lower section of the canyon.