Hora en Chicago Heights
20:15:31
Amanecer: 06:24:30 
Atardecer: 17:41:0510:15:31
05:15:31
23:15:31
07:45:31
20:15:31
10:15:31
07:15:31
10:15:31
10:15:31
07:45:31
05:15:31
10:15:31
08:15:31
11:15:31
23:15:31
Diferencia horaria entre Chicago Heights y las principales ciudades
+7
+7
+7
+7
+7
+7
+6
+6
+6
+3
+3
+3
+3
+2
+1
+1
+1
+0
-2