Illinois, Climate Division 7 August 1900 Average Temperature Rankings
1901-2000
Degrees Fahrenheit
1
79.0
74.2
4.8
124
6
1915
1947
1899
1900
top-tenth
1918
2
77.4
75.3
2.1
111
19
1915
1936
1899
1900
top-third
3
75.3
74.3
1.0
95
35
1927
1936
1899
1899
top-third
1899,2006
4
72.7
71.6
1.1
94
36
1915
1936
1899
1896
top-third
1995,2005,2016
5
68.9
67.8
1.1
94
36
1907
2010
1899
1896
top-third
1922
6
63.5
63.4
0.1
58
72
1960
2012
1899
1896
normal
1956,1968,1980,2015
7
58.1
58.9
-0.8
38
92
1904
2012
1899
1898
bottom-third
1963,1965,1966
8
54.8
55.0
-0.2
56
74
1978
2012
1899
1898
normal
1901,1977
9
51.9
52.4
-0.5
43
86
1904
2012
1899
1898
bottom-third
1923,1967,2001,2003
10
51.3
51.4
-0.1
55
74
1904
2012
1899
1898
normal
1985
11
52.0
51.8
0.2
68
61
1904
2012
1899
1898
normal
1903,1909,1916,1930,1975,2008,2019
12
53.2
53.1
0.1
61
68
1904
2012
1899
1898
normal
1930
18
56.5
56.5
0.0
55
74
1904
2012
1899
1898
normal
1898,1945,1973,1990,2001
24
52.2
53.1
-0.9
21
107
1979
2017
1900
1899
bottom-third
36
52.8
53.0
-0.2
41
86
1979
2018
1899
1898
bottom-third
1910,1930,1958,1964,1997,1998
48
52.5
53.0
-0.5
23
103
1980
2019
1899
1899
bottom-third
1899,1913,1968,1972,1997
60
52.7
53.0
-0.3
34
91
1906,1981,1982
2020
1900
1900
bottom-third
1901,1913,1960,1965,1967,1968,1973,1985