Heure à Viersen
15:51:42
Lever du soleil: 07:25:11 
Coucher de soleil: 18:09:2122:51:42
17:51:42
11:51:42
20:21:42
08:51:42
22:51:42
19:51:42
22:51:42
22:51:42
20:21:42
17:51:42
22:51:42
20:51:42
23:51:42
11:51:42
Décalage horaire entre Viersen et les grandes villes
+7
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+5.5
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+4.5
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+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4
+4
+3.5
+3
+2.5
+2
+2
+2
+2
+2
+2
+2
+1
+1
+1
+1
+0
+0
+0
+0
+0
+0
-1
-1
-1
-4
-4
-4
-4
-5
-6
-6
-6
-7
-9