Earliest and Latest Days of 80° F in Quincy

This is a list of the earliest and latest days in the year with a high temperature of at least 80 °F in Quincy, Illinois history. It is based on NOAA data from the years 1901–2024.

Also see:

Earliest 80 degree day in Quincy?

The earliest in the year that Quincy, Illinois had a high temperature of at least 80 °F is February 27 which happened in 2024.

Latest 80 degree day in Quincy?

The latest in the year that Quincy, Illinois had a high temperature of at least 80 °F is November 8 which happened in 1915.

Earliest Days ≥ 80 °F

Date	Year	Temperature
February 27	2024	80 °F
March 3	2024	82 °F
March 6	1956	81 °F
March 11	1972	81 °F
March 12	1990	80 °F
March 14	2012	81 °F
March 14	1918	85 °F
March 15	2012	81 °F
March 16	1945	87 °F
March 18	2012	81 °F
March 19	2012	80 °F
March 20	2012	81 °F
March 20	1948	80 °F
March 20	1935	80 °F
March 20	1921	80 °F
March 21	1966	83 °F
March 21	1938	82 °F
March 21	1907	88 °F
March 22	1988	81 °F
March 22	1939	81 °F
March 22	1938	81 °F
March 22	1928	80 °F
March 22	1910	80 °F
March 22	1907	84 °F

Latest Days ≥ 80 °F

Date	Year	Temperature
November 8	1915	84 °F
November 7	1915	84 °F
November 7	1914	80 °F
November 4	2022	81 °F
November 2	1938	81 °F
November 1	2016	80 °F
November 1	1950	81 °F
November 1	1938	83 °F
November 1	1915	81 °F
October 31	1968	82 °F
October 31	1950	88 °F
October 30	1971	80 °F
October 30	1950	90 °F
October 30	1937	80 °F
October 30	1924	82 °F
October 30	1922	83 °F
October 29	2016	82 °F
October 29	2004	80 °F
October 29	1950	80 °F
October 29	1946	80 °F
October 29	1937	85 °F
October 29	1927	82 °F
October 29	1922	82 °F
October 29	1915	80 °F
October 29	1901	80 °F