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.
As a rule of thumb, you should drink at least one liter of water per hour to avoid dehydration. Tucson has some spectacular thunderstorms during July and August. During our monsoon season, and at other times as well, flash floods sometimes occur. Washes, underpasses, bridges and even level streets can become impassable in a matter of minutes.