Earliest and Latest Days of 80° F in Charleston

This is a list of the earliest and latest days in the year with a high temperature of at least 80 °F in Charleston, Illinois history. It is based on NOAA data from the years 1896–2024.

Also see:

Earliest 80 degree day in Charleston?

The earliest in the year that Charleston, Illinois had a high temperature of at least 80 °F is March 7 which has happened twice, most recently in 2000.

Latest 80 degree day in Charleston?

The latest in the year that Charleston, Illinois had a high temperature of at least 80 °F is November 19 which happened in 1930.

Earliest Days ≥ 80 °F

Date	Year	Temperature
March 7	2000	80 °F
March 7	1974	81 °F
March 13	1933	80 °F
March 14	2012	81 °F
March 16	1945	80 °F
March 17	2012	81 °F
March 18	2012	80 °F
March 19	2012	82 °F
March 19	1921	80 °F
March 19	1907	81 °F
March 20	2012	83 °F
March 20	1948	82 °F
March 20	1921	80 °F
March 21	2012	85 °F
March 21	1997	80 °F
March 21	1907	86 °F
March 22	2012	80 °F
March 22	1907	84 °F
March 23	1939	81 °F
March 23	1929	80 °F
March 23	1928	83 °F
March 23	1910	84 °F
March 23	1907	82 °F

Latest Days ≥ 80 °F

Date	Year	Temperature
November 19	1930	80 °F
November 7	1915	82 °F
November 6	1915	83 °F
November 4	2003	80 °F
November 2	2016	81 °F
November 2	1933	81 °F
November 1	2016	81 °F
November 1	1950	84 °F
November 1	1933	84 °F
October 31	1950	85 °F
October 31	1935	81 °F
October 31	1933	85 °F
October 30	1950	87 °F
October 30	1946	81 °F
October 30	1933	85 °F
October 30	1927	82 °F
October 30	1924	80 °F
October 30	1922	81 °F
October 29	2016	82 °F
October 29	2004	81 °F
October 29	1950	80 °F
October 29	1927	82 °F
October 29	1922	81 °F