Earliest and Latest Days of 80° F in Dubuque

This is a list of the earliest and latest days in the year with a high temperature of at least 80 °F in Dubuque, Iowa history. It is based on NOAA data from the years 1938–2024.

Also see:

Earliest 80 degree day in Dubuque?

The earliest in the year that Dubuque, Iowa had a high temperature of at least 80 °F is March 17 which happened in 2012.

Latest 80 degree day in Dubuque?

The latest in the year that Dubuque, Iowa had a high temperature of at least 80 °F is October 23 which happened in 1963.

Earliest Days ≥ 80 °F

Date	Year	Temperature
March 17	2012	81 °F
March 18	2012	80 °F
March 20	2012	80 °F
March 29	1986	85 °F
April 1	2010	81 °F
April 1	2003	81 °F
April 2	1981	81 °F
April 6	1991	84 °F
April 10	2011	81 °F
April 10	1977	81 °F
April 11	1977	81 °F
April 11	1968	80 °F
April 12	2023	82 °F
April 12	1941	80 °F
April 13	2023	80 °F
April 13	2006	81 °F
April 13	1941	80 °F
April 14	2024	82 °F
April 14	2023	81 °F
April 14	2010	80 °F
April 14	2006	81 °F
April 14	2003	85 °F
April 14	1941	81 °F

Latest Days ≥ 80 °F

Date	Year	Temperature
October 23	1963	82 °F
October 22	2022	80 °F
October 22	1963	80 °F
October 22	1947	81 °F
October 21	1978	80 °F
October 21	1953	80 °F
October 21	1947	84 °F
October 20	1953	82 °F
October 19	1953	83 °F
October 18	1971	80 °F
October 18	1953	83 °F
October 17	2016	82 °F
October 17	1953	82 °F
October 17	1947	80 °F
October 16	1956	80 °F
October 16	1953	81 °F
October 15	1999	82 °F
October 15	1989	81 °F
October 15	1968	80 °F
October 15	1963	81 °F
October 15	1962	80 °F
October 15	1953	83 °F
October 15	1947	81 °F