Illinois, Climate Division 2 August 1971 Average Temperature Rankings
1901-2000
Degrees Fahrenheit
1
69.8
71.1
-1.3
35
95
1915
1947
1967
1970
bottom-third
2
70.0
72.2
-2.2
12
118
1915
1936
1967
1970
bottom-tenth
3
71.0
71.0
0.0
56
74
1915
1988
1969
1970
normal
1935,1942
4
67.5
68.0
-0.5
48
82
1915
1934
1969
1970
normal
1925,1940,1979,1985
5
63.5
63.9
-0.4
40
90
1907
1991
1967
1970
bottom-third
1908
6
58.4
59.3
-0.9
32
98
1926,1950
2012
1969
1970
bottom-third
1906,1969,1978
7
53.7
54.3
-0.6
40
90
1904
2012
1967
1970
bottom-third
1928,1937,1980
8
49.0
50.2
-1.2
27
103
1912
2012
1967
1970
bottom-third
1902
9
46.7
47.5
-0.8
34
95
1904
2012
1967
1970
bottom-third
1923,1947
10
45.8
46.6
-0.8
35
94
1904
2012
1970
1969
bottom-third
1967
11
46.5
47.1
-0.6
38
91
1904
2012
1970
1969
bottom-third
1945,1950
12
48.0
48.5
-0.5
39
90
1904
2012
1970
1969
bottom-third
1945,1969
18
51.9
52.1
-0.2
49
80
1904
2012
1970
1969
normal
1930,1945,1950
24
47.8
48.5
-0.7
23
105
1905
2017
1970
1970
bottom-third
1916,1930,1936,1937,1970
36
47.8
48.4
-0.6
19
108
1905,1979
2000
1963
1970
bottom-third
1913,1929,1963
48
48.0
48.4
-0.4
27
99
1905
2001
1970
1969
bottom-third
1951,1952,1960,1962,1968,1997
60
47.9
48.4
-0.5
19
106
1906
2002
1963
1970
bottom-third
1916,1962