Illinois, Climate Division 5 June 1985 Average Temperature Rankings
1901-2000
Degrees Fahrenheit
1
68.6
70.4
-1.8
28
102
1903
1933
1982
1984
bottom-third
2
66.6
65.8
0.8
78
52
1907
2018
1984
1982
normal
2001
3
62.9
60.4
2.5
114
16
1907
1991
1984
1977
top-third
1999
4
58.0
54.9
3.1
122
8
1926,1960
2012
1984
1977
top-tenth
2016
5
51.0
49.4
1.6
98
32
1904,1947
2012
1984
1977
top-third
2018
6
45.4
45.2
0.2
68
62
1912
2012
1984
1983
normal
1908,1945,1975,1989
7
44.0
42.7
1.3
84
45
1904
2012
1984
1983
normal
8
43.5
42.3
1.2
89
40
1904
2012
1984
1983
top-third
1896,1990
9
45.0
43.6
1.4
98
31
1904
2012
1984
1983
top-third
1964
10
46.9
45.7
1.2
94
35
1904
2012
1984
1983
top-third
1898,1964
11
49.3
48.1
1.2
95
34
1904
2012,2017
1984
1983
top-third
1931
12
51.2
50.3
0.9
88
41
1904
2012
1984
1983
top-third
1898,1933,1937,1988
18
48.9
48.6
0.3
74
55
1905
2017
1984
1976
normal
1946
24
50.6
50.3
0.3
68
60
1905
2017
1983
1984
normal
1995,1996,2010
36
50.9
50.3
0.6
82
45
1905,1906
2018
1984
1976
normal
1941,1949,1974
48
50.2
50.3
-0.1
48
78
1905
2019
1984
1984
normal
1921,1953,1967,1984
60
50.4
50.3
0.1
54
71
1906
2020
1984
1977
normal
1948,1952,1977