sun .5deg.comSunrise, Sunset, Solar noon and Sun position here: Thành Phố Hạ Long, Vietnam (Quảng Ninh), for period: April 2026. Longest day in month: April 2026: 12 hours, 53 minutes, 55 seconds (2026-04-30). Shortest day in this month: 12 hours, 21 minutes , 15 seconds (2026-04-01).
:April 2026, Solar noon=>Altitude: maximal 83.68° (2026-04-30, 11:48:58). minimal: 73.42° (2026-04-01, 11:55:39)
Table view of above data:
| date | Day | Sunrise | Solar noon | Sunset | Day Length |
| 01 | Wednesday | 05:45:01 | 11:55:39 | 18:06:16 | 12h 21m 15s |
| 02 | Thursday | 05:44:07 | 11:55:21 | 18:06:34 | 12h 22m 27s |
| 03 | Friday | 05:43:14 | 11:55:03 | 18:06:52 | 12h 23m 38s |
| 04 | Saturday | 05:42:21 | 11:54:46 | 18:07:11 | 12h 24m 50s |
| 05 | Sunday | 05:41:28 | 11:54:28 | 18:07:29 | 12h 26m 1s |
| 06 | Monday | 05:40:36 | 11:54:11 | 18:07:47 | 12h 27m 11s |
| 07 | Tuesday | 05:39:43 | 11:53:54 | 18:08:05 | 12h 28m 22s |
| 08 | Wednesday | 05:38:51 | 11:53:38 | 18:08:24 | 12h 29m 33s |
| 09 | Thursday | 05:38:00 | 11:53:21 | 18:08:43 | 12h 30m 43s |
| 10 | Friday | 05:37:09 | 11:53:05 | 18:09:01 | 12h 31m 52s |
| 11 | Saturday | 05:36:18 | 11:52:49 | 18:09:20 | 12h 33m 2s |
| 12 | Sunday | 05:35:28 | 11:52:33 | 18:09:39 | 12h 34m 11s |
| 13 | Monday | 05:34:38 | 11:52:18 | 18:09:58 | 12h 35m 20s |
| 14 | Tuesday | 05:33:48 | 11:52:03 | 18:10:18 | 12h 36m 30s |
| 15 | Wednesday | 05:32:59 | 11:51:48 | 18:10:37 | 12h 37m 38s |
| 16 | Thursday | 05:32:11 | 11:51:34 | 18:10:57 | 12h 38m 46s |
| 17 | Friday | 05:31:23 | 11:51:20 | 18:11:17 | 12h 39m 54s |
| 18 | Saturday | 05:30:36 | 11:51:06 | 18:11:37 | 12h 41m 1s |
| 19 | Sunday | 05:29:49 | 11:50:53 | 18:11:57 | 12h 42m 8s |
| 20 | Monday | 05:29:03 | 11:50:40 | 18:12:18 | 12h 43m 15s |
| 21 | Tuesday | 05:28:17 | 11:50:28 | 18:12:39 | 12h 44m 22s |
| 22 | Wednesday | 05:27:33 | 11:50:16 | 18:13:00 | 12h 45m 27s |
| 23 | Thursday | 05:26:48 | 11:50:05 | 18:13:21 | 12h 46m 33s |
| 24 | Friday | 05:26:05 | 11:49:54 | 18:13:42 | 12h 47m 37s |
| 25 | Saturday | 05:25:22 | 11:49:43 | 18:14:04 | 12h 48m 42s |
| 26 | Sunday | 05:24:40 | 11:49:33 | 18:14:26 | 12h 49m 46s |
| 27 | Monday | 05:23:59 | 11:49:23 | 18:14:48 | 12h 50m 49s |
| 28 | Tuesday | 05:23:19 | 11:49:14 | 18:15:10 | 12h 51m 51s |
| 29 | Wednesday | 05:22:39 | 11:49:06 | 18:15:33 | 12h 52m 54s |
| 30 | Thursday | 05:22:00 | 11:48:58 | 18:15:55 | 12h 53m 55s |