October 1957 - March 1958 Illinois Divisional Average Temperature
-99
1901-2000 base period
Degrees Fahrenheit
128 years
1901-2000
1101
Northwest
1
11
Illinois
IL
31.1
-1.2
30
32.3
1102
Northeast
2
11
Illinois
IL
31.9
-1.1
30
33
1103
West
3
11
Illinois
IL
34.1
-1.6
25
35.7
1104
Central
4
11
Illinois
IL
33.9
-1.4
27
35.3
1105
East
5
11
Illinois
IL
33.9
-1.2
30
35.1
1106
West Southwest
6
11
Illinois
IL
36.6
-1.7
24
38.2
1107
East Southeast
7
11
Illinois
IL
36.3
-2.1
19
38.4
1108
Southwest
8
11
Illinois
IL
38.6
-2.6
13
41.2
1109
Southeast
9
11
Illinois
IL
38.7
-2.7
12
41.4