Heure à Porsgrunn
18:08:00
Lever du soleil: 08:54:13 
Coucher de soleil: 16:10:3201:08:00
20:08:00
14:08:00
22:38:00
11:08:00
01:08:00
22:08:00
01:08:00
01:08:00
22:38:00
20:08:00
01:08:00
23:08:00
02:08:00
14:08:00
Décalage horaire entre Porsgrunn et les grandes villes
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+6
+6
+6
+5.5
+5
+5
+5
+5
+4.5
+4.5
+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
+0
-1
-1
-4
-4
-4
-4
-5
-6
-6
-6
-7
-9