Illinois, Climate Division 5 May 1947 Average Temperature Rankings
1901-2000
Degrees Fahrenheit
1
56.8
61.0
-4.2
11
119
1907
2018
1945
1946
bottom-tenth
2
53.0
55.5
-2.5
17
113
1907
1977
1940
1946
bottom-third
3
46.0
49.7
-3.7
4
126
1960
2012
1926
1946
bottom-tenth
4
39.9
44.2
-4.3
3
127
1978
2012
1904
1946
bottom-tenth
1960
5
37.7
40.1
-2.4
18
112
1978
2012
1940
1946
bottom-third
6
37.0
38.1
-1.1
28
101
1904,1978
2012
1943
1946
bottom-third
1916,1959,1961,1962
7
37.8
38.3
-0.5
43
86
1904
2012
1943
1946
bottom-third
1956
8
40.3
40.2
0.1
58
71
1904
2012
1945
1946
normal
1909,1929,1944,1945,1952,1966,1993,2001
9
43.1
43.0
0.1
61
68
1904
2012
1945
1946
normal
1903,1911,1913,1945,2001,2009,2011
10
45.6
45.9
-0.3
44
85
1904
2012
1943
1946
normal
1900,1901,1915,1929,1959,1971
11
48.2
48.5
-0.3
47
82
1904
2012
1943
1946
normal
1903,1929,1962,1967,1971
12
50.0
50.3
-0.3
52
77
1904
2012
1943
1946
normal
1900,1911,1928
18
46.6
46.2
0.4
73
55
1905
2017
1946
1945
normal
1909,1915,1938
24
50.2
50.3
-0.1
57
71
1905
2017
1944
1946
normal
36
50.4
50.3
0.1
60
67
1905,1906
2018
1945
1946
normal
1937,1948,1951,2016
48
50.5
50.3
0.2
63
63
1905
2019
1946
1945
normal
1938,1948,1977
60
50.3
50.3
0.0
51
74
1905,1906,1908
2020
1931
1946
normal
1952,1986