January - June 1898 Illinois Divisional Average Temperature
-99
1901-2000 base period
Degrees Fahrenheit
129 years
1901-2000
1101
Northwest
1
11
Illinois
IL
43.5
80
0.7
42.8
1102
Northeast
2
11
Illinois
IL
44.4
90
1.5
42.9
1103
West
3
11
Illinois
IL
46.8
83
0.8
46
1104
Central
4
11
Illinois
IL
46
75
0.5
45.6
1105
East
5
11
Illinois
IL
46.3
87
1.2
45.2
1106
West Southwest
6
11
Illinois
IL
49.1
85
0.9
48.2
1107
East Southeast
7
11
Illinois
IL
49.2
85
1
48.2
1108
Southwest
8
11
Illinois
IL
51.9
86
1.1
50.8
1109
Southeast
9
11
Illinois
IL
52.4
100
1.5
50.9