Illinois, Climate Division 2 May 1926 Average Temperature Rankings
1901-2000
Degrees Fahrenheit
1
59.6
59.0
0.6
73
57
1907
1977
1925
1922
normal
1969,2016
2
50.5
53.4
-2.9
14
116
1907
1977
1924
1925
bottom-third
1924
3
43.3
47.5
-4.2
1
129
1926
2012
1926
1925
lowest
4
39.6
41.9
-2.3
19
111
1904
2012
1924
1925
bottom-third
1924
5
36.3
37.7
-1.4
27
103
1912
2012
1924
1925
bottom-third
1970,2015
6
33.8
35.8
-2.0
18
111
1904
2012
1920
1925
bottom-third
7
33.9
36.1
-2.2
13
116
1904
2012
1920
1925
bottom-tenth
1905,1918
8
34.9
38.1
-3.2
6
123
1904
2012
1920
1925
bottom-tenth
1918,1920
9
38.6
41.0
-2.4
10
119
1904
2012
1920
1925
bottom-tenth
10
42.0
44.0
-2.0
11
118
1904
2012
1920
1925
bottom-tenth
1951
11
44.7
46.6
-1.9
9
120
1904
2012
1918
1925
bottom-tenth
12
46.9
48.5
-1.6
12
117
1904
2012
1918
1925
bottom-tenth
1916
18
43.2
44.2
-1.0
19
109
1905,1918
2017
1918
1925
bottom-third
1970
24
47.2
48.5
-1.3
10
118
1905
2017
1918
1925
bottom-tenth
1927
36
47.5
48.4
-0.9
11
116
1918
2000
1920
1925
bottom-tenth
1912,1952
48
47.7
48.4
-0.7
14
112
1907
2001,2023
1920
1925
bottom-third
1908,1913,1930,1982
60
48.2
48.4
-0.2
36
89
1908
2002
1921
1925
bottom-third
1911,1947,1951,1953,1960,1961,1964,1965,1967,1973,1978