sun .5deg.comSunrise, Sunset, Solar noon and Sun position here: Vangviang, Laos (Vientiane), for period: September 2026. Longest day in month: September 2026: 12 hours, 30 minutes, 6 seconds (2026-09-01). Shortest day in this month: 11 hours, 59 minutes , 30 seconds (2026-09-30).
:September 2026, Solar noon=>Altitude: maximal 79.52° (2026-09-01, 12:10:18). minimal: 68.45° (2026-09-30, 12:00:16)
Table view of above data:
| date | Day | Sunrise | Solar noon | Sunset | Day Length |
| 01 | Tuesday | 05:55:15 | 12:10:18 | 18:25:21 | 12h 30m 6s |
| 02 | Wednesday | 05:55:26 | 12:09:59 | 18:24:31 | 12h 29m 5s |
| 03 | Thursday | 05:55:38 | 12:09:39 | 18:23:40 | 12h 28m 2s |
| 04 | Friday | 05:55:49 | 12:09:19 | 18:22:50 | 12h 27m 1s |
| 05 | Saturday | 05:56:00 | 12:08:59 | 18:21:59 | 12h 25m 59s |
| 06 | Sunday | 05:56:11 | 12:08:39 | 18:21:07 | 12h 24m 56s |
| 07 | Monday | 05:56:22 | 12:08:19 | 18:20:16 | 12h 23m 54s |
| 08 | Tuesday | 05:56:33 | 12:07:58 | 18:19:24 | 12h 22m 51s |
| 09 | Wednesday | 05:56:44 | 12:07:38 | 18:18:32 | 12h 21m 48s |
| 10 | Thursday | 05:56:54 | 12:07:17 | 18:17:39 | 12h 20m 45s |
| 11 | Friday | 05:57:05 | 12:06:56 | 18:16:47 | 12h 19m 42s |
| 12 | Saturday | 05:57:15 | 12:06:34 | 18:15:54 | 12h 18m 39s |
| 13 | Sunday | 05:57:25 | 12:06:13 | 18:15:01 | 12h 17m 36s |
| 14 | Monday | 05:57:36 | 12:05:52 | 18:14:08 | 12h 16m 32s |
| 15 | Tuesday | 05:57:46 | 12:05:30 | 18:13:14 | 12h 15m 28s |
| 16 | Wednesday | 05:57:57 | 12:05:09 | 18:12:21 | 12h 14m 24s |
| 17 | Thursday | 05:58:07 | 12:04:47 | 18:11:28 | 12h 13m 21s |
| 18 | Friday | 05:58:18 | 12:04:26 | 18:10:35 | 12h 12m 17s |
| 19 | Saturday | 05:58:28 | 12:04:05 | 18:09:41 | 12h 11m 13s |
| 20 | Sunday | 05:58:39 | 12:03:43 | 18:08:48 | 12h 10m 9s |
| 21 | Monday | 05:58:49 | 12:03:22 | 18:07:55 | 12h 9m 6s |
| 22 | Tuesday | 05:59:00 | 12:03:01 | 18:07:01 | 12h 8m 1s |
| 23 | Wednesday | 05:59:11 | 12:02:40 | 18:06:08 | 12h 6m 57s |
| 24 | Thursday | 05:59:22 | 12:02:19 | 18:05:15 | 12h 5m 53s |
| 25 | Friday | 05:59:33 | 12:01:58 | 18:04:22 | 12h 4m 49s |
| 26 | Saturday | 05:59:44 | 12:01:37 | 18:03:30 | 12h 3m 46s |
| 27 | Sunday | 05:59:56 | 12:01:16 | 18:02:37 | 12h 2m 41s |
| 28 | Monday | 06:00:08 | 12:00:56 | 18:01:45 | 12h 1m 37s |
| 29 | Tuesday | 06:00:19 | 12:00:36 | 18:00:53 | 12h 0m 34s |
| 30 | Wednesday | 06:00:31 | 12:00:16 | 18:00:01 | 11h 59m 30s |