chilling (comparative more chilling, superlative most chilling) 1  Becoming cold. 2  Causing cold. 3  Causing mild fear.
Tucson, Arizona, gets 12 inches of rain per year. The US average is 39. Snowfall is 0 inches. The average US city gets 26 inches of snow per year. The number of days with any measurable precipitation is 31.
On average, there are 286 sunny days per year in Tucson, Arizona. The July high is around 100 degrees. The January low is 39. Sperling's comfort index for Tucson is a 78 out of 100, where a higher score indicates a more comfortable year-around climate. The US average for the comfort index is 54.