| Year | Temperature |
|---|---|
| 2024 | 83 °F |
| 2023 | 99 °F |
| 2022 | 99 °F |
| 2020 | 96 °F |
| 2019 | 97 °F |
| 2018 | 97 °F |
| 2017 | 100 °F |
| 2016 | 97 °F |
| 2015 | 97 °F |
| 2014 | 97 °F |
| 2013 | 99 °F |
| 2012 | 106 °F |
| 2011 | 101 °F |
| 2010 | 100 °F |
| 2009 | 97 °F |
| 2008 | 98 °F |
| 2007 | 105 °F |
| 2006 | 100 °F |
| 2005 | 100 °F |
| 2004 | 97 °F |
| 2003 | 101 °F |
| 2002 | 99 °F |
| 2001 | 98 °F |
| 1999 | 103 °F |
| 1998 | 98 °F |
| 1997 | 98 °F |
| 1996 | 96 °F |
| 1995 | 100 °F |
| 1994 | 96 °F |
| 1993 | 96 °F |
| 1992 | 97 °F |
| 1991 | 98 °F |
| 1990 | 101 °F |
| 1989 | 94 °F |
| 1988 | 101 °F |
| 1987 | 98 °F |
| 1985 | 95 °F |
| 1984 | 98 °F |
| 1983 | 102 °F |
| 1982 | 97 °F |
| 1981 | 96 °F |
| 1980 | 105 °F |
| 1979 | 95 °F |
| 1978 | 99 °F |
| 1977 | 97 °F |
| 1976 | 100 °F |
| 1975 | 97 °F |
| 1974 | 99 °F |
| 1973 | 95 °F |
| 1972 | 99 °F |
| 1971 | 101 °F |
| 1970 | 101 °F |
| 1969 | 97 °F |
| 1968 | 95 °F |
| 1967 | 93 °F |
| 1966 | 108 °F |
| 1965 | 100 °F |
| 1964 | 104 °F |
| 1963 | 100 °F |
| 1962 | 103 °F |
| 1961 | 93 °F |
| 1960 | 96 °F |
| 1959 | 98 °F |
| 1958 | 94 °F |
| 1957 | 97 °F |
| 1956 | 100 °F |
| 1955 | 98 °F |
| 1954 | 110 °F |
| 1953 | 102 °F |
| 1952 | 105 °F |
| 1951 | 99 °F |
| 1950 | 96 °F |
| 1949 | 97 °F |
| 1948 | 97 °F |
| Years | Station | Coordinates |
|---|---|---|
| 1948–2024 | Belleville SIU Research | location |