South Tucson, AZ has a semi-arid climate with very hot summers and mild winters. Average temperatures in the summer months range from the high 80s to low 90s Fahrenheit (mid 30s Celsius). Winters are generally mild with temperatures ranging from the mid 40s Fahrenheit (7 Celsius) during the day to lows of 25 degrees Fahrenheit (-4 Celsius) at night. The area receives little precipitation throughout the year with an average of only 8 inches (20 cm) per year. Though temperatures can become extremely hot in summer, humidity levels are usually quite low.
South Tucson, Arizona gets 12 inches of rain, on average, per year. The US average is 38 inches of rain per year.
South Tucson averages 0 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 281 sunny days per year in South Tucson. The US average is 205 sunny days.
South Tucson gets some kind of precipitation, on average, 48 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Weather Highlights
Summer High: the July high is around 101 degrees
Winter Low: the January low is 39
Rain: averages 12 inches of rain a year
Snow: averages 0 inches of snow a year