Heure à Ganghwa-gun
05:08:50
Lever du soleil: 05:13:08 
Coucher de soleil: 19:51:1804:08:50
23:08:50
17:08:50
01:38:50
14:08:50
04:08:50
01:08:50
04:08:50
04:08:50
01:38:50
23:08:50
04:08:50
02:08:50
05:08:50
17:08:50
Décalage horaire entre Ganghwa-gun et les grandes villes
+1
+1
+0
+0
+0
+0
+0
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-2
-2
-2
-3
-3
-3
-3
-4
-4
-5
-6
-6
-6
-6
-6
-6
-6
-6
-6
-7
-7
-7
-7
-8
-8
-8
-8
-8
-8
-9
-12
-12
-12