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Five Seasons of Life and Rejuvenation
The Sonoran Desert is the wettest desert in the world, receiving anywhere from 3-15 inches of rain each year, continually rejuvenating and sustaining life in one of the lushest deserts in the world. This beautiful desert has five distinct seasons with unique weather patterns which the life residing here has adapted to and thrives in. Below is information about what to expect during each season, and a temperature chart displaying the monthly averages.
Dry summer spans from mid-April through mid-July, and is the hottest time of the year. Temperatures usually stay well above 100F during the day, and over 70F at night. Nights may be well warmer, and humidity is usually less than 10 percent.
The wettest time of the year in the Sonoran Desert in from mid-July through mid-September. Rising humidity and temperatures combine to create monsoon thunderstorms that douse the dry earth across the desert, providing much needed water to the life residing there. Temperatures stay well above 100F during the day and 70F at night, and the humidity drastically increases, giving the Sonoran Desert an almost tropical feel.
Milder temperatures and a drier climate arrive starting mid-September and last through the end of October. The monsoons fade to an end. Temperatures drop into the mid-80s and the humidity falls drastically.
Mild days and cool nights arrive in November and last through January. Temperatures in December and January may fluctuate drastically day to day, from high 60's to low 50's during the day, and low 40's to below freezing at night. Mid-December through January brings cool winter rains, rejuvenating the landscape and bringing water for spring flowers.
February through mid-April is springtime in the desert, bringing warming temperatures and brighter skies. Temperatures begin rising to the mid-70s and 80's and the rains cease until the monsoon season returns.
Last updated: May 23, 2023