Why do California wildfires seem to be worse in September and October?
Unlike much of the West, which experiences a decline in wildfires in September and October, California is prone to some of the biggest fires in these two months. The culprit: dry and gusty Santa Ana winds that descend the Sierras and the coastal mountains, which quickly fan existing fires into large wildfires. This USATODAY.com resource page contains several links to information on wildfires.