Illinois, Climate Division 7 May 2000 Average Temperature Rankings
1901-2000
Degrees Fahrenheit
1
65.7
63.2
2.5
100
30
1924
2018
1999
1998
top-third
2
59.0
58.0
1.0
80
50
1907
1896
1997
1999
normal
1899,1902,1933,2003,2022
3
54.8
52.6
2.2
111
19
1960
2012
1999
1991
top-third
2006
4
51.0
47.3
3.7
120
10
1978
2012
1999
1998
top-tenth
5
46.5
43.4
3.1
118
12
1978
2012
1999
1998
top-tenth
6
44.6
41.4
3.2
120
9
1978
2012
1999
1998
top-tenth
7
45.3
41.5
3.8
124
5
1978
2012
1999
1991
top-tenth
1991
8
46.7
43.3
3.4
123
6
1978
2012
1999
1932
top-tenth
9
48.9
46.0
2.9
123
6
1978
2012
1999
1999
top-tenth
1991,1999
10
51.3
48.8
2.5
121
8
1978
2012
1998
1999
top-tenth
1991
11
53.8
51.3
2.5
123
6
1904
2012
1999
1999
top-tenth
1999
12
55.4
53.1
2.3
122
7
1904
2012
1999
1999
top-tenth
1999
18
51.6
49.2
2.4
121
7
1979
2017
1998
1999
top-tenth
1992,2006
24
55.4
53.1
2.3
124
4
1905,1978
2017
1999
1955
top-tenth
1955,2018
36
55.1
53.0
2.1
124
3
1979
2018
1999
1955
top-tenth
1955
48
54.4
53.0
1.4
110
16
1980
2019
1999
1957
top-third
2006,2009
60
53.9
53.0
0.9
97
28
1981
2020
1999
1992
top-third
2017,2018