Number of Days of 100 °F in Dubuque by Year

This page contains a list of the number of days in each year that the high temperature equaled or exceeded 100 degrees Fahrenheit in Dubuque, Iowa, between 1938 and 2024.

Also see:

Which year had the most 100° days?

Based on NOAA records, the year 1988 holds the record for the most 100 °F days in Dubuque history. There were 4 days with a high temperature of at least 100 degrees that year.

How many so far this year (2024)?

It has not reached 100 degrees Fahrenheit in Dubuque so far in 2024. As of April 24, the highest temperature this year is 82 °F.

The last time it reached at least 100° F was July 25, 2012.

Years marked with a gold background have more than 5% incomplete data
Click column headers to sort

Year	Rank	Days >= 100 °F
2024	4	0
2023	4	0
2022	4	0
2021	4	0
2020	4	0
2019	4	0
2018	4	0
2017	4	0
2016	4	0
2015	4	0
2014	4	0
2013	4	0
2012	2	1
2011	4	0
2010	4	0
2009	4	0
2008	4	0
2007	4	0
2006	4	0
2005	4	0
2004	4	0
2003	4	0
2002	4	0
2001	4	0
2000	4	0
1999	4	0
1998	4	0
1997	4	0
1996	4	0
1995	4	0
1994	4	0
1993	4	0
1992	4	0
1991	4	0
1990	4	0
1989	4	0
1988	1	4
1987	4	0
1986	4	0
1985	4	0
1984	4	0
1983	4	0
1982	4	0
1981	4	0
1980	4	0
1979	4	0
1978	4	0
1977	4	0
1976	4	0
1975	4	0
1974	4	0
1973	4	0
1972	4	0
1971	4	0
1970	4	0
1969	4	0
1968	4	0
1967	4	0
1966	4	0
1965	4	0
1964	4	0
1963	4	0
1962	4	0
1961	4	0
1960	4	0
1959	4	0
1958	4	0
1957	4	0
1956	4	0
1955	4	0
1954	4	0
1953	4	0
1952	4	0
1951	4	0
1950	4	0
1949	4	0
1948	4	0
1947	4	0
1946	4	0
1945	4	0
1944	4	0
1943	4	0
1942	4	0
1941	2	1
1940	4	0
1939	4	0
1938	4	0

Weather Station Details

Years	Station	Coordinates
1951–2024	Dubuque Regional Airport	location
1938–1950	Dubuque L&D 11	location