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WeatherTotals

Snow totals Chicago, IL

For the 2026-27 season, the station at Chicago has recorded no snow so far.

Data from Chicago Ohare International Airport, with records back to 1958.

All-time records

All-time snowfall records for Chicago since 1958
Biggest day18.6 inchesJan 2, 1999
Snowiest season83.7 inches1978-79
Least snowy season10.4 inches1997-98
Average season37.4 inches68 seasons on record
Record begins195824,574 daily readings

Monthly normals

Average monthly snowfall for Chicago, 1991 to 2020
MonthJanFebMarAprMayJunJulAugSepOctNovDec
Inches11.310.75.51.30.00.00.00.00.00.21.87.6

Normals, the 1991-2020 average, come from NCEI.

Under 17 U.S.C. 105, no copyright attaches to the government-produced figures on this page, including reports, alerts, station observations, and normals, which were created by the National Weather Service and other NOAA offices. The notice that 17 U.S.C. 403 requires appears in this sentence. It does not imply endorsement by or affiliation with those agencies. See: Data sources and attribution.

All Illinois snow totals