Illinois, Climate Division 8 June 2012 Average Temperature Rankings
1901-2000
Degrees Fahrenheit
1
75.1
73.9
1.2
84
46
1903
1952
2007
2011
normal
1918
2
73.2
69.5
3.7
122
8
1907
2018
2011
2010
top-tenth
1952,1962,2010
3
68.4
64.7
3.7
126
4
1907
2010
2011
2010
top-tenth
4
66.2
59.7
6.5
129
1
1960
2012
2011
2012
highest
5
61.1
54.7
6.4
129
1
1912,1960,1978
2012
2011
2012
highest
6
57.1
50.8
6.3
129
1
1912
2012
2011
2012
highest
7
54.6
48.5
6.1
128
1
1978
2012
2011
2012
highest
8
54.0
48.0
6.0
128
1
1912
2012
2011
2012
highest
9
54.4
49.1
5.3
128
1
1912,1978
2012
2011
2012
highest
10
55.6
51.1
4.5
128
1
1978
2012
2011
2012
highest
11
57.6
53.3
4.3
128
1
1904,1978
2012
2011
2012
highest
12
59.7
55.4
4.3
128
1
1904,1918,1978
2012
2011
2012
highest
18
57.1
53.9
3.2
127
2
1979
2017
2011
2012
top-tenth
24
58.0
55.4
2.6
126
2
1978,1979
2017
2011
2012
top-tenth
2013
36
57.2
55.4
1.8
120
7
1979
2018
2011
2000
top-tenth
1933
48
56.8
55.3
1.5
116
10
1980
2019
2011
2008
top-tenth
2001,2002
60
56.7
55.3
1.4
117
8
1980,1981
2020
2011
2009
top-tenth
1934,1957,2006,2009,2013