Here are a few conclusions from the National Weather Service, Tucson Weather Forecast Office about the eighth month's weather observations.

20: The number of days that saw high temperatures of at least 100 degrees at the Tucson International Airport in August, which helped make it the fourth-warmest August on record.

4: Number of record-high temperature days recorded in August. All happened prior to August 15.

One degree: The monthly average temperature difference between August 2012 and August 2011, which is the second-hottest recorded August.

1.17 inches: Total August rainfall at the airport, which is 1.22 inches below normal.