NOUS43 KLOT 011751 PNSLOT ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002- 010-011-019-020600- Public Information Statement National Weather Service Chicago IL 1151 AM CST Sun Nov 1 2026 /1251 PM EST Sun Nov 1 2026/ ...A Look Back at the Climate for the Month of October 2026 for Chicago and Rockford... At Chicago, the average high temperature was 70.0 degrees, which is 7.3 degrees above normal. The average low temperature was 51.6 degrees, which is 6.2 degrees above normal. The mean average temperature for the month was 60.8 degrees, which is 6.8 degrees above normal. 2.61 inches of liquid precipitation were recorded, which is 0.82 inches below normal. The following daily records were set for Chicago this past October: * Record daily high temperature of 88 degrees on the 12th. The following top ten monthly records were set for Chicago this past October: ** Tied 6th warmest October on record with an average temperature of 60.8 degrees. At Rockford, the average high temperature was 70.2 degrees, which is 7.9 degrees above normal. The average low temperature was 45.2 degrees, which is 3.4 degrees above normal. The average temperature for the month was 57.7 degrees, which is 5.7 degrees above normal. 1.94 inches of liquid precipitation were recorded, which is 0.69 inches below normal. The following daily records were set for Rockford this past October: * Record daily high temperature of 88 degrees on the 12th. * Record daily warmest low temperature of 65 degrees on the 13th. The following top ten monthly records were set for Rockford this past October: ** 9th warmest October on record with an average temperature of 57.7 degrees. .................................................................. Chicago's climatic period of record dates back to: 1871 for precipitation 1872 for temperatures 1884 for snowfall Rockford's climatic period of record dates back to: 1905 for temperatures, precipitation, and snowfall $$