sun .5deg.comSunrise, Sunset, Solar noon and Sun position here: Thành Phố Lạng Sơn, Vietnam (Lạng Sơn), for period: September 2026. Longest day in month: September 2026: 12 hours, 34 minutes, 8 seconds (2026-09-01). Shortest day in this month: 11 hours, 58 minutes , 20 seconds (2026-09-30).
:September 2026, Solar noon=>Altitude: maximal 76.59° (2026-09-01, 11:53:03). minimal: 65.53° (2026-09-30, 11:43:01)
Table view of above data:
| date | Day | Sunrise | Solar noon | Sunset | Day Length |
| 01 | Tuesday | 05:35:59 | 11:53:03 | 18:10:07 | 12h 34m 8s |
| 02 | Wednesday | 05:36:15 | 11:52:44 | 18:09:12 | 12h 32m 57s |
| 03 | Thursday | 05:36:32 | 11:52:24 | 18:08:16 | 12h 31m 44s |
| 04 | Friday | 05:36:49 | 11:52:04 | 18:07:20 | 12h 30m 31s |
| 05 | Saturday | 05:37:05 | 11:51:45 | 18:06:24 | 12h 29m 19s |
| 06 | Sunday | 05:37:21 | 11:51:24 | 18:05:27 | 12h 28m 6s |
| 07 | Monday | 05:37:38 | 11:51:04 | 18:04:30 | 12h 26m 52s |
| 08 | Tuesday | 05:37:54 | 11:50:43 | 18:03:33 | 12h 25m 39s |
| 09 | Wednesday | 05:38:10 | 11:50:23 | 18:02:36 | 12h 24m 26s |
| 10 | Thursday | 05:38:26 | 11:50:02 | 18:01:38 | 12h 23m 12s |
| 11 | Friday | 05:38:41 | 11:49:41 | 18:00:40 | 12h 21m 59s |
| 12 | Saturday | 05:38:57 | 11:49:19 | 17:59:42 | 12h 20m 45s |
| 13 | Sunday | 05:39:13 | 11:48:58 | 17:58:43 | 12h 19m 30s |
| 14 | Monday | 05:39:29 | 11:48:37 | 17:57:45 | 12h 18m 16s |
| 15 | Tuesday | 05:39:45 | 11:48:15 | 17:56:46 | 12h 17m 1s |
| 16 | Wednesday | 05:40:00 | 11:47:54 | 17:55:48 | 12h 15m 48s |
| 17 | Thursday | 05:40:16 | 11:47:33 | 17:54:49 | 12h 14m 33s |
| 18 | Friday | 05:40:32 | 11:47:11 | 17:53:50 | 12h 13m 18s |
| 19 | Saturday | 05:40:48 | 11:46:50 | 17:52:51 | 12h 12m 3s |
| 20 | Sunday | 05:41:04 | 11:46:28 | 17:51:53 | 12h 10m 49s |
| 21 | Monday | 05:41:20 | 11:46:07 | 17:50:54 | 12h 9m 34s |
| 22 | Tuesday | 05:41:36 | 11:45:46 | 17:49:55 | 12h 8m 19s |
| 23 | Wednesday | 05:41:53 | 11:45:25 | 17:48:57 | 12h 7m 4s |
| 24 | Thursday | 05:42:09 | 11:45:04 | 17:47:58 | 12h 5m 49s |
| 25 | Friday | 05:42:26 | 11:44:43 | 17:47:00 | 12h 4m 34s |
| 26 | Saturday | 05:42:42 | 11:44:22 | 17:46:02 | 12h 3m 20s |
| 27 | Sunday | 05:42:59 | 11:44:02 | 17:45:04 | 12h 2m 5s |
| 28 | Monday | 05:43:16 | 11:43:41 | 17:44:06 | 12h 0m 50s |
| 29 | Tuesday | 05:43:34 | 11:43:21 | 17:43:09 | 11h 59m 35s |
| 30 | Wednesday | 05:43:51 | 11:43:01 | 17:42:11 | 11h 58m 20s |