Just a few tidbits about the Phoenix Monsoon season as provided by the Weather Underground, just good to know:
Precipitation statistics for the Arizona monsoon season (june 15 to
September 30):… Phoenix…
normal rainfall 2.76 inches (1971-2000)
wettest season 9.56 inches (1984)
driest season 0.35 inches (1924)
average number of days with measurable rain 12 days… Yuma…
normal rainfall 1.29 inches (1971-2000)
wettest season 7.22 inches (1909)
driest season 0.00 inches (1962/1914/1878)
average number of days with measurable rain 5 days
