Tucson - Five-Day Weather ForecastTucson ClimateWarm winters account for the popularity of this resort area. Temperatures averaging 65 degrees Fahrenheit (18 degrees Celsius) entice many visitors to the region from December through March. It is generally hot and arid in summer when 100 degrees Fahrenheit (38 degrees Celsius) can be expected. There is approximately 12 inches (300 Millimeters) of annual rainfall.
Tucson Climate Chart