Illinois, Climate Division 6 April 1950 Average Temperature Rankings
1901-2000
Degrees Fahrenheit
1
47.8
53.0
-5.2
6
124
1907
1896
1926
1949
bottom-tenth
2
42.9
47.4
-4.5
4
126
1926
2012
1926
1949
bottom-tenth
1996
3
39.4
42.0
-2.6
24
106
1899,1978
2012
1947
1949
bottom-third
1905,1975,1989,2015
4
38.0
38.3
-0.3
61
69
1912
2012
1948
1949
normal
5
37.6
36.9
0.7
74
55
1978
2012
1948
1949
normal
6
38.8
37.8
1.0
84
45
1904
2012
1948
1949
normal
1908,1957
7
41.5
40.4
1.1
91
38
1912
2012
1949
1946
top-third
1953
8
44.0
43.8
0.2
70
59
1904
2017
1947
1949
normal
1908,1947,2011,2018
9
47.4
47.2
0.2
68
61
1918
2017
1947
1949
normal
1910,1928,1967
10
50.6
50.2
0.4
75
54
1918
2012
1949
1949
normal
1949,1964,1985,2021
11
52.8
52.2
0.6
80
49
1904
2017
1949
1948
normal
1941,1989,2021
12
53.9
53.1
0.8
84
45
1918
2017
1949
1945
normal
1983,1989
18
48.9
48.0
0.9
97
31
1905
2017
1949
1942
top-third
1974,2002
24
53.6
53.1
0.5
86
42
1905
2017
1949
1946
top-third
1914,1940,1972,1990,2009
36
53.6
53.1
0.5
79
48
1979
2018
1949
1944
normal
1937,1941,1944
48
53.4
53.1
0.3
71
55
1980
2019
1949
1948
normal
1925,1966,1987,1994,1999,2016
60
53.4
53.1
0.3
67
58
1906,1908
2020
1948
1949
normal
1944,1994