Heure à Viseu
03:00:31
Lever du soleil: 06:13:28 
Coucher de soleil: 18:21:5714:00:31
09:00:31
03:00:31
11:30:31
00:00:31
14:00:31
11:00:31
14:00:31
14:00:31
11:30:31
09:00:31
14:00:31
12:00:31
15:00:31
03:00:31
Décalage horaire entre Viseu et les grandes villes
+7
+6.5
+6
+6
+6
+6
+6
+6
+6
+5
+5
+5
+5
+4
+4
+4
+4
+4
+4
+3
+3
+3
+0
+0
+0
+0
-1
-2
-2
-2
-3
-5