Time Buffalo Grove
15:04:45
Sunrise: 06:18:13 
Sunset: 17:47:4805:04:45
00:04:45
18:04:45
02:34:45
15:04:45
05:04:45
02:04:45
05:04:45
05:04:45
02:34:45
00:04:45
05:04:45
03:04:45
06:04:45
18:04:45
Time difference between Buffalo Grove and major cities
+7
+7
+7
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+7
+6
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+6
+3
+3
+3
+3
+2
+1
+1
+1
+0
-2