Lowest Temperatures in Dubuque History

This is a list of the 20 lowest temperatures ever recorded in Dubuque, Iowa history from 1938–2024 based on data from the NOAA.

• Lowest temperatures by year
• Highest temperatures all-time
• Change city

Rank	Temperature	Date
1	-31 °F	January 31, 2019
2	-30 °F	January 16, 2009
3	-28 °F	January 30, 2019
3	-28 °F	January 21, 1970
5	-27 °F	February 3, 1996
5	-27 °F	February 2, 1996
5	-27 °F	January 20, 1985
5	-27 °F	January 19, 1985
5	-27 °F	February 5, 1979
10	-26 °F	January 15, 2009
10	-26 °F	January 16, 1977
12	-25 °F	December 24, 1983
13	-24 °F	January 31, 1996
13	-24 °F	January 19, 1994
13	-24 °F	January 18, 1994
13	-24 °F	January 21, 1984
13	-24 °F	January 29, 1966
13	-24 °F	January 23, 1963
19	-23 °F	January 5, 1999
19	-23 °F	February 4, 1996
19	-23 °F	January 31, 1994
19	-23 °F	December 23, 1989
19	-23 °F	January 15, 1979
19	-23 °F	January 6, 1970
19	-23 °F	January 18, 1967
19	-23 °F	January 21, 1963
19	-23 °F	December 26, 1962
19	-23 °F	February 2, 1951
19	-23 °F	January 4, 1947