Earliest and Latest Days of 100° F in Rantoul

This is a list of the earliest and latest days in the year with a high temperature of at least 100 °F in Rantoul, Illinois history. It is based on NOAA data from the years 1893–2023.

Also see:

Earliest 100 degree day in Rantoul?

The earliest in the year that Rantoul, Illinois had a high temperature of at least 100 °F is June 6 which happened in 1994.

Latest 100 degree day in Rantoul?

The latest in the year that Rantoul, Illinois had a high temperature of at least 100 °F is September 12 which happened in 1897.

Earliest Days ≥ 100 °F

Date	Year	Temperature
June 6	1994	100 °F
June 10	1911	100 °F
June 11	1911	102 °F
June 15	1991	100 °F
June 15	1987	101 °F
June 19	1953	101 °F
June 20	1988	100 °F
June 20	1953	104 °F
June 21	1995	100 °F
June 21	1988	100 °F
June 23	1994	105 °F
June 25	1988	104 °F
June 25	1954	100 °F
June 26	1954	101 °F
June 28	1952	100 °F
June 29	2012	100 °F
June 29	1952	100 °F
June 30	2012	101 °F
July 2	1991	100 °F
July 4	2012	100 °F
July 4	1911	102 °F

Latest Days ≥ 100 °F

Date	Year	Temperature
September 12	1897	100 °F
September 7	1899	101 °F
September 5	1954	100 °F
September 5	1899	103 °F
September 2	2011	101 °F
September 2	1953	101 °F
September 1	1953	100 °F
August 21	1983	100 °F
August 20	1983	102 °F
August 18	1988	100 °F
August 17	1988	102 °F
August 16	1988	100 °F
August 2	1991	100 °F
August 2	1901	102 °F
July 31	1999	102 °F
July 26	1952	100 °F
July 25	2012	100 °F
July 25	1901	100 °F
July 24	2012	100 °F
July 24	1983	100 °F
July 24	1901	103 °F