of Rockford. Approximately 70,000 people were without power, with many on the west side suffering in the heat without electricity for a week. It took months to clear the damage, but because the storm struck so early in the morning there were no injuries or fatalities. However, these sometimes violent storms bring the majority of summer rainfall. The city is also prone to severe snowstorms in winter, and blizzards are frequent winter occurrences. On January 13, 1979 over 9 inches (23 cm) of snow fell on Rockford in just a few hours during one of the strongest blizzards in the city's history. The city averages approximately 36 inches (91.4 cm) of snowfall in a normal winter, but greater amounts are common. The snowiest winter in the history of the city was the winter of 1978–1979, when of snow fell. The record high temperature is , set on July 14, 1936 during the Dust Bowl, and the record low temperature is , set on January 31, 2019. Demographics 2020 census Note: the US Census treats Hispanic/Latino as an ethnic category. This table excludes Latinos from the racial categories and assigns them to a separate category. Hispanics/Latinos can be of any race. 2010 Census As of the 2010 census, there were 152,871 people and 66,700 households. Rockford is in the center of its namesake metropolitan area. The racial makeup of the city was 65.1% White (58.4% Non-Hispanic white), 20.5% African American, 0.4% Native American, 2.9% Asian, 0.01% Pacific Islander, 7.5% from other races, and 3.6% from two or more races. Hispanic or Latino of any race were 15.8% of the population. The median income for a household in the city was $55,667, and the median income for a family was $65,465. Males had a median income of $37,098 versus $25,421 for females. The per capita income for the city was $19,781. 14.0% of the population and 10.5% of families were below the poverty line. 19.6% of those under the age of 18 and 8.0% of those 65 and older were living below the poverty line. In the late 1950s, Rockford surpassed Peoria as the second largest city in Illinois by population, holding onto that position into the 21st century. In 2003, the status was changed as it was overtaken by Aurora after the results of a special census held by the latter city (as the two cities were not counted together, a