Heure à Piedras Negras
03:17:32
Lever du soleil: 06:43:28 
Coucher de soleil: 20:38:4716:17:32
11:17:32
05:17:32
13:47:32
02:17:32
16:17:32
13:17:32
16:17:32
16:17:32
13:47:32
11:17:32
16:17:32
14:17:32
17:17:32
05:17:32
Décalage horaire entre Piedras Negras et les grandes villes
03:17:32
+1
04:17:32
+7
+7
+7
+7
+6
+6
+6
+6
+6
+6
+5
+2
+2
+2
+1
+1
+1
+0
+0
-1
-2