Illinois, Climate Division 5 July 1899 Average Temperature Rankings
1901-2000
Degrees Fahrenheit
1
73.1
74.4
-1.3
41
89
2014
1936
1895
1898
bottom-third
2
72.3
72.4
-0.1
61
69
1958
1934
1897
1898
normal
1963
3
68.8
68.6
0.2
66
64
1924
1934
1897
1898
normal
2013
4
64.5
63.9
0.6
76
54
1907
1991
1898
1896
normal
1948,1981
5
57.8
58.8
-1.0
30
100
1960
2012
1897
1898
bottom-third
1927,1969,1972,2013
6
51.1
53.6
-2.5
12
118
1904,1947
2012
1899
1898
bottom-tenth
7
47.1
49.3
-2.2
15
115
1912
2012
1895
1898
bottom-third
8
44.2
46.7
-2.5
10
119
1904
2012
1899
1898
bottom-tenth
1984
9
43.2
45.9
-2.7
7
122
1904
2012
1899
1898
bottom-tenth
1902
10
44.0
46.7
-2.7
8
121
1904
2012
1899
1898
bottom-tenth
11
46.1
48.3
-2.2
5
124
1904
2012
1899
1898
bottom-tenth
1902,2014
12
48.3
50.3
-2.0
7
122
1904
2012
1899
1898
bottom-tenth
1902,2014
18
50.2
51.4
-1.2
16
113
1918
2012,2017
1899
1898
bottom-third
1900,1907,1980,1997
24
49.7
50.3
-0.6
33
95
1905
2017
1899
1898
bottom-third
1924,1925,1960,1994
36
49.5
50.3
-0.8
16
111
1904,1905,1906
2018
1899
1898
bottom-third
1901,1902,1903,1913,1928,1960,2015
48
49.8
50.3
-0.5
30
96
1905
2019
1899
1899
bottom-third
1909,1917,1928,1962
60
-99
50.3
-99
-99
-99
1906
2020
normal