Climate According to the Köppen classification, Austell has a humid subtropical climate with hot, humid summers and mild, but occasionally cold winters by the standards of the southern United States. The city experiences four distinct seasons. Summers are hot and humid, with a July daily average of . In a normal summer it is not unusual for temperatures to exceed 90 °F (32 °C). Winters are mild, windy, with some warm, sunny days and occasional snow, with a January average high of and low of . Occasionally, high temperatures will struggle to reach , and nights can dip into the teens. Subzero temperatures are very uncommon and only occur once every decade or so. Demographics 2020 census As of the 2020 United States census, there were 7,713 people, 2,691 households, and 1,794 families residing in the city. 2000 census As of the census of 2000, there were 5,359 people, 2,009 households, and 1,386 families residing in the city. The population density was . There were 2,144 housing units at an average density of . The racial makeup of the city is: Black alone – 3,593 (54.6%) White alone – 1,932 (29.4%) Hispanic – 782 (11.9%) Two or more races – 134 (2.0%) Asian alone – 96 (1.5%) Other race alone – 22 (0.3%) American Indian alone – 13 (0.2%) Native Hawaiian and Other Pacific Islander alone – 9 (0.1%) There were 2,009 households, out of which 35.0% had children under the age of 18 living with them, 44.3% were married couples living together, 18.5% had a female householder with no husband present, and 31.0% were non-families. Of all households, 24.5% were made up of individuals, and 6.0% had someone living alone who was 65 years of age or older. The average household size was 2.66 and the average family size was 3.15. In the city, the population was spread out, with 27.3% under the age of 18, 9.5% from 18 to 24, 37.0% from 25 to 44, 17.8% from 45 to 64, and 8.3% who were 65 years of age or older. The median age was 32 years. For every 100 females, there were 97.8 males. For every 100 females age 18 and over, there were 93.4 males. The median income for a household in the city was $38,933, and the median income for a family was $39,635. Males had a median income of $31,750 versus $22,944 for females. The