Time Gillette
23:27:12
Sunrise: 07:24:21 
Sunset: 16:23:0114:27:12
09:27:12
03:27:12
11:57:12
00:27:12
14:27:12
11:27:12
14:27:12
14:27:12
11:57:12
09:27:12
14:27:12
12:27:12
15:27:12
03:27:12
Time difference between Gillette and major cities
+7
+7
+4
+4
+4
+4
+3
+2
+2
+2
+1
-1