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.
Average Temperatures for Tucson. Tucson's coldest month is January when the average temperature overnight is 38.9Â°F. In June, the warmest month, the average day time temperature rises to 100.2Â°F.4.6Â°F. Tucson's coldest month is January when the average temperature overnight is 38.9Â°F. In June, the warmest month, the average day time temperature rises to 100.2Â°F.