Chicago, Illinois August-March Average Temperature
Degrees Fahrenheit
1960-2000
-99
196003
41.9
-1.4
196103
44.2
0.9
196203
42.1
-1.2
196303
41.0
-2.3
196403
43.4
0.1
196503
40.9
-2.4
196603
44.1
0.8
196703
42.9
-0.4
196803
42.6
-0.7
196903
43.1
-0.2
197003
41.5
-1.8
197103
43.0
-0.3
197203
44.4
1.1
197303
43.6
0.3
197403
44.9
1.6
197503
42.7
-0.6
197603
45.9
2.6
197703
39.2
-4.1
197803
39.4
-3.9
197903
40.7
-2.6
198003
43.0
-0.3
198103
44.1
0.8
198203
40.7
-2.6
198303
45.8
2.5
198403
42.9
-0.4
198503
43.2
-0.1
198603
42.5
-0.8
198703
45.6
2.3
198803
43.6
0.3
198903
44.3
1.0
199003
44.7
1.4
199103
45.4
2.1
199203
45.4
2.1
199303
42.5
-0.8
199403
41.6
-1.7
199503
45.6
2.3
199603
42.5
-0.8
199703
42.8
-0.5
199803
46.1
2.8
199903
46.9
3.6
200003
46.5
3.2
200103
42.3
-1.0
200203
46.8
3.5
200303
43.4
0.1
200403
44.8
1.5
200503
45.0
1.7
200603
46.7
3.4
200703
44.7
1.4
200803
44.7
1.4
200903
43.1
-0.2