April - June 1987 Illinois Divisional Average Temperature
-99
1901-2000 base period
Degrees Fahrenheit
129 years
1901-2000
1101
Northwest
1
11
Illinois
IL
63.2
124
4.2
59.1
1102
Northeast
2
11
Illinois
IL
62.4
123
4
58.4
1103
West
3
11
Illinois
IL
65.7
125
4
61.7
1104
Central
4
11
Illinois
IL
65.2
124
4.1
61.1
1105
East
5
11
Illinois
IL
64.3
124
3.9
60.4
1106
West Southwest
6
11
Illinois
IL
66.6
124
3.6
63
1107
East Southeast
7
11
Illinois
IL
66.1
123
3.3
62.8
1108
Southwest
8
11
Illinois
IL
67.9
123
3.1
64.8
1109
Southeast
9
11
Illinois
IL
67.1
118
2.4
64.7