sun .5deg.comSunrise, Sunset, Solar noon and Sun position here: Vientiane, Laos (Vientiane Prefecture), for period: May 2026. Longest day in month: May 2026: 13 hours, 7 minutes, 43 seconds (2026-05-31). Shortest day in this month: 12 hours, 47 minutes , 32 seconds (2026-05-01).
:May 2026, Solar noon=>Altitude: maximal 89.91° (2026-05-12, 12:05:58). minimal: 86.11° (2026-05-31, 12:07:16)
Table view of above data:
| date | Day | Sunrise | Solar noon | Sunset | Day Length |
| 01 | Friday | 05:42:58 | 12:06:44 | 18:30:30 | 12h 47m 32s |
| 02 | Saturday | 05:42:25 | 12:06:37 | 18:30:48 | 12h 48m 23s |
| 03 | Sunday | 05:41:54 | 12:06:30 | 18:31:07 | 12h 49m 13s |
| 04 | Monday | 05:41:23 | 12:06:25 | 18:31:26 | 12h 50m 3s |
| 05 | Tuesday | 05:40:53 | 12:06:19 | 18:31:46 | 12h 50m 53s |
| 06 | Wednesday | 05:40:24 | 12:06:15 | 18:32:05 | 12h 51m 41s |
| 07 | Thursday | 05:39:56 | 12:06:10 | 18:32:25 | 12h 52m 29s |
| 08 | Friday | 05:39:28 | 12:06:07 | 18:32:45 | 12h 53m 17s |
| 09 | Saturday | 05:39:02 | 12:06:04 | 18:33:06 | 12h 54m 4s |
| 10 | Sunday | 05:38:36 | 12:06:01 | 18:33:26 | 12h 54m 50s |
| 11 | Monday | 05:38:12 | 12:05:59 | 18:33:47 | 12h 55m 35s |
| 12 | Tuesday | 05:37:48 | 12:05:58 | 18:34:08 | 12h 56m 20s |
| 13 | Wednesday | 05:37:25 | 12:05:57 | 18:34:29 | 12h 57m 4s |
| 14 | Thursday | 05:37:03 | 12:05:57 | 18:34:51 | 12h 57m 48s |
| 15 | Friday | 05:36:43 | 12:05:57 | 18:35:12 | 12h 58m 29s |
| 16 | Saturday | 05:36:23 | 12:05:58 | 18:35:34 | 12h 59m 11s |
| 17 | Sunday | 05:36:04 | 12:06:00 | 18:35:56 | 12h 59m 52s |
| 18 | Monday | 05:35:46 | 12:06:02 | 18:36:18 | 13h 0m 32s |
| 19 | Tuesday | 05:35:29 | 12:06:04 | 18:36:40 | 13h 1m 11s |
| 20 | Wednesday | 05:35:13 | 12:06:08 | 18:37:02 | 13h 1m 49s |
| 21 | Thursday | 05:34:58 | 12:06:11 | 18:37:24 | 13h 2m 26s |
| 22 | Friday | 05:34:44 | 12:06:16 | 18:37:47 | 13h 3m 3s |
| 23 | Saturday | 05:34:32 | 12:06:20 | 18:38:09 | 13h 3m 37s |
| 24 | Sunday | 05:34:20 | 12:06:26 | 18:38:31 | 13h 4m 11s |
| 25 | Monday | 05:34:09 | 12:06:31 | 18:38:54 | 13h 4m 45s |
| 26 | Tuesday | 05:33:59 | 12:06:38 | 18:39:16 | 13h 5m 17s |
| 27 | Wednesday | 05:33:50 | 12:06:44 | 18:39:39 | 13h 5m 49s |
| 28 | Thursday | 05:33:42 | 12:06:52 | 18:40:01 | 13h 6m 19s |
| 29 | Friday | 05:33:35 | 12:06:59 | 18:40:23 | 13h 6m 48s |
| 30 | Saturday | 05:33:29 | 12:07:07 | 18:40:45 | 13h 7m 16s |
| 31 | Sunday | 05:33:24 | 12:07:16 | 18:41:07 | 13h 7m 43s |