Heure à Hạ Long
09:22:44
Lever du soleil: 06:30:56 
Coucher de soleil: 17:34:1810:22:44
05:22:44
23:22:44
07:52:44
20:22:44
10:22:44
07:22:44
10:22:44
10:22:44
07:52:44
05:22:44
10:22:44
08:22:44
11:22:44
23:22:44
Décalage horaire entre Hạ Long et les grandes villes
+4
+4
+2
+2
+2
+2
+2
+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
+0
+0
+0
-1
-1
-1
-1
-2
-2
-3
-4
-4
-4
-4
-4
-4
-4
-5
-5
-5
-5
-6
-6
-6
-6
-6
-6
-6
-7
-7
-10
-10
-10
-10
-11
-12
-12
-12