sun .5deg.comSunrise, Sunset, Solar noon and Sun position here: Thành Phố Lạng Sơn, Vietnam (Lạng Sơn), for period: May 2026. Longest day in month: May 2026: 13 hours, 22 minutes, 15 seconds (2026-05-31). Shortest day in this month: 12 hours, 57 minutes , 15 seconds (2026-05-01).
:May 2026, Solar noon=>Altitude: maximal 89.95° (2026-05-31, 11:50:37). minimal: 83.09° (2026-05-01, 11:50:05)
Table view of above data:
| date | Day | Sunrise | Solar noon | Sunset | Day Length |
| 01 | Friday | 05:21:28 | 11:50:05 | 18:18:43 | 12h 57m 15s |
| 02 | Saturday | 05:20:49 | 11:49:58 | 18:19:07 | 12h 58m 18s |
| 03 | Sunday | 05:20:12 | 11:49:52 | 18:19:32 | 12h 59m 20s |
| 04 | Monday | 05:19:35 | 11:49:46 | 18:19:57 | 13h 0m 22s |
| 05 | Tuesday | 05:18:59 | 11:49:41 | 18:20:22 | 13h 1m 23s |
| 06 | Wednesday | 05:18:24 | 11:49:36 | 18:20:48 | 13h 2m 24s |
| 07 | Thursday | 05:17:50 | 11:49:32 | 18:21:13 | 13h 3m 23s |
| 08 | Friday | 05:17:17 | 11:49:28 | 18:21:39 | 13h 4m 22s |
| 09 | Saturday | 05:16:45 | 11:49:25 | 18:22:05 | 13h 5m 20s |
| 10 | Sunday | 05:16:14 | 11:49:23 | 18:22:31 | 13h 6m 17s |
| 11 | Monday | 05:15:44 | 11:49:21 | 18:22:57 | 13h 7m 13s |
| 12 | Tuesday | 05:15:15 | 11:49:19 | 18:23:24 | 13h 8m 9s |
| 13 | Wednesday | 05:14:47 | 11:49:19 | 18:23:50 | 13h 9m 3s |
| 14 | Thursday | 05:14:20 | 11:49:18 | 18:24:17 | 13h 9m 57s |
| 15 | Friday | 05:13:54 | 11:49:19 | 18:24:43 | 13h 10m 49s |
| 16 | Saturday | 05:13:29 | 11:49:20 | 18:25:10 | 13h 11m 41s |
| 17 | Sunday | 05:13:06 | 11:49:21 | 18:25:37 | 13h 12m 31s |
| 18 | Monday | 05:12:43 | 11:49:23 | 18:26:03 | 13h 13m 20s |
| 19 | Tuesday | 05:12:21 | 11:49:26 | 18:26:30 | 13h 14m 9s |
| 20 | Wednesday | 05:12:01 | 11:49:29 | 18:26:57 | 13h 14m 56s |
| 21 | Thursday | 05:11:42 | 11:49:33 | 18:27:24 | 13h 15m 42s |
| 22 | Friday | 05:11:23 | 11:49:37 | 18:27:50 | 13h 16m 27s |
| 23 | Saturday | 05:11:06 | 11:49:42 | 18:28:17 | 13h 17m 11s |
| 24 | Sunday | 05:10:50 | 11:49:47 | 18:28:43 | 13h 17m 53s |
| 25 | Monday | 05:10:35 | 11:49:53 | 18:29:10 | 13h 18m 35s |
| 26 | Tuesday | 05:10:22 | 11:49:59 | 18:29:36 | 13h 19m 14s |
| 27 | Wednesday | 05:10:09 | 11:50:06 | 18:30:02 | 13h 19m 53s |
| 28 | Thursday | 05:09:57 | 11:50:13 | 18:30:28 | 13h 20m 31s |
| 29 | Friday | 05:09:47 | 11:50:21 | 18:30:54 | 13h 21m 7s |
| 30 | Saturday | 05:09:38 | 11:50:29 | 18:31:19 | 13h 21m 41s |
| 31 | Sunday | 05:09:30 | 11:50:37 | 18:31:45 | 13h 22m 15s |