Illinois, Climate Division 3 April 2013 Average Temperature Rankings
1901-2000
Degrees Fahrenheit
1
48.7
51.3
-2.6
26
104
2018
2010
1997
2012
bottom-third
1993
2
40.9
45.2
-4.3
8
122
1960
2012
1996
2012
bottom-tenth
3
36.7
39.5
-2.8
24
106
1899
2012
1993
2012
bottom-third
1951,1989
4
34.4
35.6
-1.2
42
88
1912
2012
1996
2012
bottom-third
1913,1916,2019
5
34.4
34.2
0.2
66
63
1978
2012
2011
2012
normal
1924,2003
6
35.5
35.2
0.3
68
61
1904,1912,1978
2012
2011
2012
normal
1950
7
37.9
37.9
0.0
58
71
1912
2012
2011
2012
normal
1907,1961
8
41.2
41.5
-0.3
47
82
1904,1978
2017
2009
2012
normal
1924,1930,1986,2003,2018
9
44.7
45.0
-0.3
48
81
1978
2017
2010
2012
normal
1903,1924,1956,2019
10
48.4
48.1
0.3
73
56
1904
2012
2010
2012
normal
1907,1908,1972,1985,1988
11
50.5
50.3
0.2
70
59
1904
2017
2010
2012
normal
1909,1933,2003
12
51.9
51.3
0.6
83
46
1918
2017
2011
2012
normal
1950,1964,2004,2011
18
48.6
45.9
2.7
124
4
1979
2017
2012
2006
top-tenth
1999,2000
24
53.4
51.2
2.2
124
4
1905
2017
2012
2012
top-tenth
2012
36
52.9
51.2
1.7
122
5
1979
2018
2012
2000
top-tenth
1923,1934,1955
48
52.3
51.2
1.1
107
19
1980
1935
2012
2008
top-third
1940,1955,1990,2005,2023
60
52.0
51.2
0.8
97
28
1906,1979
1935
2012
2012
top-third
1924,1932,1990,2001,2012