Earliest and Latest Days of 80° F in Galesburg

This is a list of the earliest and latest days in the year with a high temperature of at least 80 °F in Galesburg, Illinois history. It is based on NOAA data from the years 1895–2024.

Also see:

Earliest 80 degree day in Galesburg?

The earliest in the year that Galesburg, Illinois had a high temperature of at least 80 °F is March 16 which happened in 2012.

Latest 80 degree day in Galesburg?

The latest in the year that Galesburg, Illinois had a high temperature of at least 80 °F is October 31 which has happened twice, most recently in 1968.

Earliest Days ≥ 80 °F

Date	Year	Temperature
March 16	2012	80 °F
March 19	2012	80 °F
March 21	2012	80 °F
March 22	2012	81 °F
March 26	1991	83 °F
March 27	1945	81 °F
March 28	1968	80 °F
March 29	1998	80 °F
March 29	1986	86 °F
March 30	1986	81 °F
March 30	1967	80 °F
March 31	1986	82 °F
March 31	1981	81 °F
April 1	2003	81 °F
April 1	1963	80 °F
April 1	1946	80 °F
April 2	2012	85 °F
April 2	2010	82 °F
April 2	1981	83 °F
April 2	1963	80 °F
April 2	1956	81 °F
April 2	1940	81 °F

Latest Days ≥ 80 °F

Date	Year	Temperature
October 31	1968	82 °F
October 31	1950	86 °F
October 30	1950	85 °F
October 29	1937	80 °F
October 29	1901	82 °F
October 27	1940	80 °F
October 26	1963	83 °F
October 26	1955	81 °F
October 26	1939	81 °F
October 25	2012	80 °F
October 24	1963	81 °F
October 23	2020	80 °F
October 23	1963	84 °F
October 23	1901	82 °F
October 23	1899	83 °F
October 22	2007	81 °F
October 22	1963	83 °F
October 22	1956	80 °F
October 22	1953	81 °F
October 22	1947	84 °F
October 22	1901	80 °F
October 22	1899	81 °F