October 2015 - March 2017 Illinois Divisional Average Temperature
Degrees Fahrenheit
-99
1901-2000 base period
1901-2000
1101
Illinois CD 1. Northwest
47.6
123
42.9
4.7
1102
Illinois CD 2. Northeast
47.8
123
43.4
4.4
1103
Illinois CD 3. West
50.1
123
46
4.1
1104
Illinois CD 4. Central
50.4
123
45.6
4.8
1105
Illinois CD 5. East
49.9
123
45.3
4.6
1106
Illinois CD 6. West Southwest
52.3
123
48.1
4.2
1107
Illinois CD 7. East Southeast
52.2
123
48.2
4.0
1108
Illinois CD 8. Southwest
54.8
123
50.7
4.1
1109
Illinois CD 9. Southeast
54.8
123
50.7
4.1