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Weather in Arizona

Average Temperatures and Rainfall

Desert Climates

Desert climates are found in Central and Southern Arizona, including the metro areas around Tucson and Phoenix. The average elevation in desert climates is 1200 feet.

Month Average Low Average High Rainfall
January 41.2F/5.1C 65.9F/18.8C 0.6″
February 44.7F/7C 70.7F/21.5C 0.7″
March 48.8F/9.3C 75.5F/24.2C 0.9″
April 55.3F/12.9C 84.5F/29.2C 0.22″
May 63.9F/12.9C 84.5F/29.2C 0.22″
June 72.9F/22.7C 103.5F/39.7C 0.1″
July 81.0F/27.2C 105.9F/41.1C 0.1″
August 79.2F/26.2C 103.7F/39.8C 0.9″
September 72.8F/22.6C 98.3F/36.8C 1.0″
October 60.8F/16C 88.1F/31.2C 0.86″
November 48.9F/9.4C 74.9F/23.8C 0.7″
December 41.8F/5.4C 66.2F/19C 1.0″

Mountain Climates

Mountain climates are found primarily in Northern and North Central Arizona, including the Flagstaff and the Grand Canyon. The average elevation in mountain climates is 7000 feet.

Month Average Low Average High Rainfall
January 16F/-8.8C 43F/6.1C 2.18″
February 19F/-7.2C 46F/7.8C 2.56″
March 23F/-5C 50F/10C 2.63
April 27FF/-2.8C 58F/14.4C 1.29
May 34F/1.1C 68F/20C 0.8
June 41F/5C 79/26.1C 0.43
July 50F/10C 82F/27.8C 2.4
August 49F/9.4C 80F/26.7C 2.89
September 42F/5.6C 74F/23.3C 2.12
October 31F/-0.5C 63F/17.2C 1.93
November 22F/-5.5C 51F/10.6C 1.86
December 17F/-8.3C 44F/6.6C 1.83

Information provided by the official Arizona travel and vacation guide from the Arizona Office of Tourism.