July 2008 - May 2009 Illinois Divisional Average Temperature
-99
1901-2000 base period
Degrees Fahrenheit
128 years
1901-2000
1101
Northwest
1
11
Illinois
IL
46
-0.3
45
46.3
1102
Northeast
2
11
Illinois
IL
46.3
-0.4
43
46.6
1103
West
3
11
Illinois
IL
48.8
-0.6
38
49.4
1104
Central
4
11
Illinois
IL
48.7
-0.2
51
48.9
1105
East
5
11
Illinois
IL
48.4
-0.1
56
48.5
1106
West Southwest
6
11
Illinois
IL
51.2
-0.2
48
51.4
1107
East Southeast
7
11
Illinois
IL
51.4
0.1
59
51.3
1108
Southwest
8
11
Illinois
IL
53.8
0
59
53.7
1109
Southeast
9
11
Illinois
IL
53.9
0.1
62
53.8