sun .5deg.comSunrise, Sunset, Solar noon and Sun position here: Bắc Kạn, Vietnam , for period: September 2026. Longest day in month: September 2026: 12 hours, 34 minutes, 33 seconds (2026-09-01). Shortest day in this month: 11 hours, 58 minutes , 13 seconds (2026-09-30).
:September 2026, Solar noon=>Altitude: maximal 76.3° (2026-09-01, 11:56:45). minimal: 65.23° (2026-09-30, 11:46:44)
Table view of above data:
| date | Day | Sunrise | Solar noon | Sunset | Day Length |
| 01 | Tuesday | 05:39:29 | 11:56:45 | 18:14:02 | 12h 34m 33s |
| 02 | Wednesday | 05:39:46 | 11:56:26 | 18:13:06 | 12h 33m 20s |
| 03 | Thursday | 05:40:03 | 11:56:06 | 18:12:10 | 12h 32m 7s |
| 04 | Friday | 05:40:20 | 11:55:47 | 18:11:13 | 12h 30m 53s |
| 05 | Saturday | 05:40:37 | 11:55:27 | 18:10:16 | 12h 29m 39s |
| 06 | Sunday | 05:40:54 | 11:55:07 | 18:09:19 | 12h 28m 25s |
| 07 | Monday | 05:41:11 | 11:54:46 | 18:08:22 | 12h 27m 11s |
| 08 | Tuesday | 05:41:27 | 11:54:26 | 18:07:24 | 12h 25m 57s |
| 09 | Wednesday | 05:41:44 | 11:54:05 | 18:06:26 | 12h 24m 42s |
| 10 | Thursday | 05:42:00 | 11:53:44 | 18:05:28 | 12h 23m 28s |
| 11 | Friday | 05:42:17 | 11:53:23 | 18:04:29 | 12h 22m 12s |
| 12 | Saturday | 05:42:33 | 11:53:02 | 18:03:30 | 12h 20m 57s |
| 13 | Sunday | 05:42:49 | 11:52:40 | 18:02:31 | 12h 19m 42s |
| 14 | Monday | 05:43:06 | 11:52:19 | 18:01:32 | 12h 18m 26s |
| 15 | Tuesday | 05:43:22 | 11:51:58 | 18:00:33 | 12h 17m 11s |
| 16 | Wednesday | 05:43:38 | 11:51:36 | 17:59:34 | 12h 15m 56s |
| 17 | Thursday | 05:43:55 | 11:51:15 | 17:58:35 | 12h 14m 40s |
| 18 | Friday | 05:44:11 | 11:50:53 | 17:57:35 | 12h 13m 24s |
| 19 | Saturday | 05:44:28 | 11:50:32 | 17:56:36 | 12h 12m 8s |
| 20 | Sunday | 05:44:44 | 11:50:11 | 17:55:37 | 12h 10m 53s |
| 21 | Monday | 05:45:01 | 11:49:49 | 17:54:38 | 12h 9m 37s |
| 22 | Tuesday | 05:45:18 | 11:49:28 | 17:53:38 | 12h 8m 20s |
| 23 | Wednesday | 05:45:35 | 11:49:07 | 17:52:39 | 12h 7m 4s |
| 24 | Thursday | 05:45:52 | 11:48:46 | 17:51:40 | 12h 5m 48s |
| 25 | Friday | 05:46:09 | 11:48:25 | 17:50:41 | 12h 4m 32s |
| 26 | Saturday | 05:46:26 | 11:48:04 | 17:49:43 | 12h 3m 17s |
| 27 | Sunday | 05:46:43 | 11:47:44 | 17:48:44 | 12h 2m 1s |
| 28 | Monday | 05:47:01 | 11:47:23 | 17:47:46 | 12h 0m 45s |
| 29 | Tuesday | 05:47:19 | 11:47:03 | 17:46:48 | 11h 59m 29s |
| 30 | Wednesday | 05:47:37 | 11:46:44 | 17:45:50 | 11h 58m 13s |