sun .5deg.comSunrise, Sunset, Solar noon and Sun position here: Thành Phố Lạng Sơn, Vietnam (Lạng Sơn), for period: January 2026. Longest day in month: January 2026: 11 hours, 10 minutes, 5 seconds (2026-01-31). Shortest day in this month: 10 hours, 49 minutes , 42 seconds (2026-01-01).
:January 2026, Solar noon=>Altitude: maximal 50.65° (2026-01-31, 12:06:19). minimal: 45.11° (2026-01-01, 11:56:23)
Table view of above data:
| date | Day | Sunrise | Solar noon | Sunset | Day Length |
| 01 | Thursday | 06:31:32 | 11:56:23 | 17:21:14 | 10h 49m 42s |
| 02 | Friday | 06:31:50 | 11:56:51 | 17:21:52 | 10h 50m 2s |
| 03 | Saturday | 06:32:07 | 11:57:19 | 17:22:30 | 10h 50m 23s |
| 04 | Sunday | 06:32:23 | 11:57:46 | 17:23:09 | 10h 50m 46s |
| 05 | Monday | 06:32:38 | 11:58:13 | 17:23:48 | 10h 51m 10s |
| 06 | Tuesday | 06:32:51 | 11:58:40 | 17:24:28 | 10h 51m 37s |
| 07 | Wednesday | 06:33:04 | 11:59:06 | 17:25:08 | 10h 52m 4s |
| 08 | Thursday | 06:33:15 | 11:59:31 | 17:25:48 | 10h 52m 33s |
| 09 | Friday | 06:33:24 | 11:59:57 | 17:26:29 | 10h 53m 5s |
| 10 | Saturday | 06:33:33 | 12:00:21 | 17:27:10 | 10h 53m 37s |
| 11 | Sunday | 06:33:40 | 12:00:45 | 17:27:51 | 10h 54m 11s |
| 12 | Monday | 06:33:45 | 12:01:09 | 17:28:32 | 10h 54m 47s |
| 13 | Tuesday | 06:33:50 | 12:01:31 | 17:29:13 | 10h 55m 23s |
| 14 | Wednesday | 06:33:53 | 12:01:54 | 17:29:54 | 10h 56m 1s |
| 15 | Thursday | 06:33:54 | 12:02:15 | 17:30:36 | 10h 56m 42s |
| 16 | Friday | 06:33:55 | 12:02:36 | 17:31:17 | 10h 57m 22s |
| 17 | Saturday | 06:33:54 | 12:02:56 | 17:31:59 | 10h 58m 5s |
| 18 | Sunday | 06:33:51 | 12:03:16 | 17:32:40 | 10h 58m 49s |
| 19 | Monday | 06:33:47 | 12:03:34 | 17:33:21 | 10h 59m 34s |
| 20 | Tuesday | 06:33:42 | 12:03:52 | 17:34:02 | 11h 0m 20s |
| 21 | Wednesday | 06:33:36 | 12:04:10 | 17:34:44 | 11h 1m 8s |
| 22 | Thursday | 06:33:28 | 12:04:26 | 17:35:24 | 11h 1m 56s |
| 23 | Friday | 06:33:19 | 12:04:42 | 17:36:05 | 11h 2m 46s |
| 24 | Saturday | 06:33:08 | 12:04:57 | 17:36:46 | 11h 3m 38s |
| 25 | Sunday | 06:32:56 | 12:05:11 | 17:37:26 | 11h 4m 30s |
| 26 | Monday | 06:32:43 | 12:05:24 | 17:38:06 | 11h 5m 23s |
| 27 | Tuesday | 06:32:28 | 12:05:37 | 17:38:46 | 11h 6m 18s |
| 28 | Wednesday | 06:32:12 | 12:05:49 | 17:39:25 | 11h 7m 13s |
| 29 | Thursday | 06:31:55 | 12:06:00 | 17:40:04 | 11h 8m 9s |
| 30 | Friday | 06:31:37 | 12:06:10 | 17:40:43 | 11h 9m 6s |
| 31 | Saturday | 06:31:17 | 12:06:19 | 17:41:22 | 11h 10m 5s |