Illinois, Climate Division 2 June 1957 Average Temperature Rankings
1901-2000
Degrees Fahrenheit
1
69.0
68.6
0.4
62
68
1916
1933
1955
1956
normal
1998,2023
2
63.4
63.8
-0.4
51
79
1917
1934
1951
1956
normal
1902
3
58.2
58.4
-0.2
51
79
1907
1991
1951
1956
normal
1923,1948
4
52.6
52.8
-0.2
55
75
1926
2012
1951
1956
normal
1974
5
48.1
47.2
0.9
83
47
1917
2012
1956
1955
normal
1898,1945,1949
6
42.7
42.9
-0.2
55
75
1912
2012
1951
1956
normal
1909,1959
7
40.8
40.5
0.3
70
59
1904
2012
1956
1955
normal
8
40.5
40.2
0.3
72
57
1904
2012
1956
1955
normal
1968,1986
9
42.4
41.5
0.9
90
39
1904
2012
1956
1955
top-third
1898,1911,1933,1934
10
44.5
43.7
0.8
87
42
1904
2012
1956
1955
top-third
1974,1988,1990,2008
11
46.9
46.2
0.7
84
45
1904
2012
1956
1955
normal
1933,1988,2013
12
48.9
48.5
0.4
75
54
1904
2012
1952
1956
normal
18
47.2
46.6
0.6
89
40
1918
1999
1952
1956
top-third
1914,1923,1935,1989,1995,2010
24
49.0
48.5
0.5
85
43
1905
2017
1953
1956
normal
1914,1935,1940,1950
36
49.2
48.4
0.8
89
38
1905,1918
2000
1953
1956
top-third
1942,1985,1990
48
49.5
48.4
1.1
97
29
1905
2002,2023
1955
1956
top-third
1989
60
49.5
48.4
1.1
101
24
1906,1907,1908
2002
1956
1935
top-third
1987,1989,2014