Czas Hạ Long
08:59:54
Wschód słońca: 06:30:45 
Zachód słońca: 17:28:1509:59:54
04:59:54
22:59:54
07:29:54
19:59:54
09:59:54
06:59:54
09:59:54
09:59:54
07:29:54
04:59:54
09:59:54
07:59:54
10:59:54
22:59:54
Różnica czasu między Hạ Long a większymi miastami
+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