Illinois, Climate Division 2 May 1950 Average Temperature Rankings
1901-2000
Degrees Fahrenheit
1
59.5
59.0
0.5
70
60
1907
1977
1948
1949
normal
1906,2006
2
50.3
53.4
-3.1
10
120
1907
1977
1947
1949
bottom-tenth
1904,1947
3
43.9
47.5
-3.6
5
125
1926
2012
1947
1949
bottom-tenth
4
38.8
41.9
-3.1
11
119
1904
2012
1947
1949
bottom-tenth
5
36.5
37.7
-1.2
34
96
1912
2012
1948
1949
bottom-third
1962,1994
6
35.3
35.8
-0.5
45
84
1904
2012
1948
1949
normal
1961,1972
7
35.8
36.1
-0.3
48
81
1904
2012
1948
1949
normal
1958,1969,1972
8
38.2
38.1
0.1
59
70
1904
2012
1948
1949
normal
1915,1935,1945,1993
9
40.4
41.0
-0.6
35
94
1904
2012
1943
1949
bottom-third
1959,1962,1967
10
43.6
44.0
-0.4
43
86
1904
2012
1947
1949
bottom-third
1927,2009
11
46.6
46.6
0.0
53
76
1904
2012
1947
1949
normal
1906,1913
12
48.7
48.5
0.2
68
61
1904
2012
1948
1949
normal
1909,1915,1933
18
44.7
44.2
0.5
78
50
1905,1918
2017
1949
1945
normal
1986,1990
24
48.9
48.5
0.4
83
45
1905
2017
1949
1945
normal
1914,1938,1940,1945,1957,1965,1975,1984,1993,2019
36
48.8
48.4
0.4
75
52
1918
2000
1949
1943
normal
1898,1915
48
48.6
48.4
0.2
68
58
1907
2001,2023
1949
1945
normal
1903,1925,1936,1937,1985
60
48.5
48.4
0.1
54
71
1908
2002
1948
1949
normal
1900,1902,1948,1954,1974