from web site
(The others are Barrington Hills and Centralia.) Areas of Aurora [edit] Politically, the city is divided into 10 wards. Large portions of Aurora can be referred to as being within three regions: The West Side, which is west of the Fox River. The East Side, which covers the region east of the Fox River, stopping at the Du, Page County line.

Climate [edit] The annual precipitation for Aurora has to do with 40 inches. The record high for Aurora is 111 F (44 C), on July 14, 1936. The record low is 31 F (35 C), on January 16, 2009. The average heat for Aurora in July is 83. 5 F (28. 6 C), the average January low is 12.
8 C). On July 1718, 1996, a major flood struck Aurora, with 16. 9 inches (430 mm) of rain in a 24-hour period, which is an Illinois state record, and the second greatest ever nationally. Reference occurred in almost every low-lying location in the city, and in areas bordering the Fox River, triggering significant damage in some neighborhoods.

Aurora has actually not been struck by any major twisters in current history, although they happen in Northern Illinois every year. In 1906, a tornado went through the Aurora Driving Park [], a large recreation/amusement park and race course where the Riddle Highlands community and Northgate shopping mall is today. The twister struck throughout the afternoon performance of the Ringling Brothers "Greatest Show on Earth" circus, when the park was crowded.

Weak twisters struck the city in 1954, 1958, 1960, and 1991. In 1990, the supercell thunderstorm that produced the deadly Plainfield Tornado passed over the city, dropping golf ball sized hail and causing wind damage. Less than ten minutes after going through Aurora, the storm produced an F5 twister, which touched down in close-by Oswego, less than 5 miles from downtown.