Lowest Daily High Temperatures in Rockford History

This is a list of the coldest daily high temperatures ever recorded in Rockford, Illinois history from 1893–2024 based on data from the NOAA.

Lowest temperatures all-time

Record for the lowest daily high temperature in Rockford

The lowest high temperature for a calendar day in Rockford, Illinois history was -14 °F which has happened twice, most recently on Tuesday January 18, 1994.

Rank	Temperature	Date
1	-14 °F	January 18, 1994
1	-14 °F	January 6, 1912
3	-13 °F	January 30, 2019
3	-13 °F	February 2, 1996
3	-13 °F	January 15, 1994
6	-12 °F	February 3, 1996
7	-11 °F	December 24, 1983
7	-11 °F	December 23, 1983
7	-11 °F	January 5, 1924
10	-10 °F	January 23, 1963
10	-10 °F	January 7, 1912
10	-10 °F	January 25, 1897
13	-9 °F	January 29, 1966
14	-8 °F	January 15, 1972
14	-8 °F	January 12, 1912
16	-7 °F	January 6, 2014
16	-7 °F	January 2, 1979
16	-7 °F	January 16, 1977
19	-6 °F	January 15, 2009
19	-6 °F	December 21, 1989
19	-6 °F	January 6, 1988
19	-6 °F	February 9, 1933