May 1951 - April 1955 Illinois Divisional Average Temperature
-99
1901-2000 base period
Degrees Fahrenheit
125 years
1901-2000
1101
Northwest
1
11
Illinois
IL
49
0.8
90
48.2
1102
Northeast
2
11
Illinois
IL
49.3
0.9
94
48.4
1103
West
3
11
Illinois
IL
52.3
1.1
107
51.2
1104
Central
4
11
Illinois
IL
51.8
1.2
100
50.7
1105
East
5
11
Illinois
IL
51.6
1.3
106
50.3
1106
West Southwest
6
11
Illinois
IL
54.5
1.4
117
53.1
1107
East Southeast
7
11
Illinois
IL
54.4
1.4
115
53
1108
Southwest
8
11
Illinois
IL
56.7
1.4
112
55.3
1109
Southeast
9
11
Illinois
IL
56.6
1.2
113
55.4