Peoria Frost and Freeze Records
Since 1884
| Average First Autumn Freeze | October 14th (based on 1971-2000 data) |
| Earliest First Freeze | September 20, 1991 |
| Latest First Freeze | November 12, 1882, and November 12, 1946 |
| Average Last Spring Freeze | April 19th (based on 1971-2000 data) |
| Latest Last Freeze | May 25, 1925 |
| LATEST SPRING FREEZES | EARLIEST FALL FREEZES |
| May 25, 1925 | September 20, 1991 |
| May 13, 1971 | September 23, 1974 and 1995 |
| May 12, 1960 | September 25, 1942 |
| May 11, 1908 | September 26, 1926 and 1928 |
| May 10, 1966 | September 29, 1899, 1908 and 1949 |
| May 9, 1945 | September 30, 1912 and 1984 |
| May 8, 1923 | October 1, 1920 |
| May 7, 1906, 1976 and 1989 | October 2, 1886 and 2003 |
| May 6, 1944 | October 3, 1952 and 1987 |
| May 4, 1907, 1954, 1957, and 2005 | October 4, 1935 and 1989 |
