Illinois, Climate Division 7 February 2017 Average Temperature Rankings
1901-2000
Degrees Fahrenheit
1
42.9
31.5
11.4
130
1
1978
2017
2016
2017
highest
2
38.7
29.6
9.1
130
1
1979
2017
2016
2017
highest
3
36.0
30.3
5.7
123
7
1978
1932
2016
2012
top-tenth
4
39.1
33.3
5.8
126
4
1977
1932
2016
2012
top-tenth
5
43.5
37.8
5.7
128
2
1977
1932
2016
1932
top-tenth
6
48.1
42.7
5.4
128
2
1977
1932
2016
1932
top-tenth
7
52.2
47.2
5.0
128
2
1977
1932
2016
1932
top-tenth
8
55.2
50.9
4.3
128
2
1977
1932
2016
1932
top-tenth
9
57.5
53.3
4.2
128
2
1977
1932
2016
1932
top-tenth
10
57.9
54.3
3.6
128
2
1977
1932
2016
1932
top-tenth
11
57.6
54.1
3.5
128
2
1918
1932
2016
1932
top-tenth
12
56.9
53.1
3.8
129
1
1918
2017
2016
2017
highest
18
53.6
49.6
4.0
128
1
1905
2017
2016
2017
highest
24
56.1
53.1
3.0
128
1
1905
2013,2017
2016
2013
highest
2013
36
54.5
53.0
1.5
112
16
1979
2013
2016
2013
top-third
2001,2012
48
53.6
53.0
0.6
84
43
1980
2019
2016
2015
normal
1943,1945,1994,1995,1999,2010,2015
60
54.1
53.0
1.1
107
19
1981
2020
2016
2014
top-third
1956,1958,2007,2014