September 2013 - April 2014 Illinois Divisional Average Temperature
-99
1901-2000 base period
Degrees Fahrenheit
128 years
1901-2000
1101
Northwest
1
11
Illinois
IL
34.4
-3.7
5
38.2
1102
Northeast
2
11
Illinois
IL
35.1
-3.6
4
38.7
1103
West
3
11
Illinois
IL
37.8
-3.6
6
41.4
1104
Central
4
11
Illinois
IL
38.2
-2.8
8
41
1105
East
5
11
Illinois
IL
37.9
-2.8
10
40.7
1106
West Southwest
6
11
Illinois
IL
41.1
-2.7
9
43.7
1107
East Southeast
7
11
Illinois
IL
41.3
-2.6
12
43.8
1108
Southwest
8
11
Illinois
IL
44.5
-2
13
46.5
1109
Southeast
9
11
Illinois
IL
44.4
-2.2
12
46.6