Heure à Hạ Long
15:59:19
Lever du soleil: 06:11:17 
Coucher de soleil: 17:56:2716:59:19
11:59:19
05:59:19
14:29:19
02:59:19
16:59:19
13:59:19
16:59:19
16:59:19
14:29:19
11:59:19
16:59:19
14:59:19
17:59:19
05:59:19
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
-7
-7
-7
-10
-10
-10
-10
-11
-12
-12
-12