Calumet City時間
02:11:59
日出: 07:03:54 
日落: 18:07:1415:11:59
10:11:59
04:11:59
12:41:59
01:11:59
15:11:59
12:11:59
15:11:59
15:11:59
12:41:59
10:11:59
15:11:59
13:11:59
16:11:59
04:11:59
Calumet City與主要城市的時差
+7
+7
+7
+7
+6
+6
+6
+6
+6
+6
+5
+2
+2
+2
+2
+1
+1
+0
+0
-1
-2