Illinois, Climate Division 7 May 2001 Average Temperature Rankings
1901-2000
Degrees Fahrenheit
1
65.8
63.2
2.6
102
28
1924
2018
2000
1998
top-third
2010
2
62.7
58.0
4.7
124
6
1907
1896
2000
1991
top-tenth
3
54.6
52.6
2.0
106
24
1960
2012
1999
2000
top-third
1905,2009
4
49.6
47.3
2.3
112
18
1978
2012
1999
2000
top-third
1922,1955,1986,1992,1999
5
45.1
43.4
1.7
97
33
1978
2012
1997
2000
top-third
1949,1952,1964
6
40.8
41.4
-0.6
40
89
1978
2012
1996
2000
bottom-third
1923,1966,2015
7
40.8
41.5
-0.7
34
95
1978
2012
1997
2000
bottom-third
1897,1948
8
43.1
43.3
-0.2
44
85
1978
2012
1997
2000
normal
1930
9
45.6
46.0
-0.4
38
91
1978
2012
1997
2000
bottom-third
1930,1961,1975
10
48.6
48.8
-0.2
45
84
1978
2012
1997
2000
normal
1915,1961,1966
11
50.8
51.3
-0.5
36
93
1904
2012
1997
2000
bottom-third
1917,1930,1947,1966
12
52.6
53.1
-0.5
42
87
1904
2012
1997
2000
bottom-third
1906,1947,1952,1961,1966
18
49.9
49.2
0.7
88
40
1979
2017
1997
2000
top-third
1931,1949,1956,1957,2004
24
54.0
53.1
0.9
98
30
1905,1978
2017
1998
2000
top-third
1915,1934,1938,1987,2004
36
54.5
53.0
1.5
111
16
1979
2018
1999
2000
top-third
1992
48
54.5
53.0
1.5
115
11
1980
2019
2000
1957
top-tenth
1955,1957,2002,2008
60
54.0
53.0
1.0
102
23
1981
2020
2000
1992
top-third
1923,1958,2014,2016