sun .5deg.comSunrise, Sunset, Solar noon and Sun position here: Lai Châu, Vietnam , for period: May 2026. Longest day in month: May 2026: 13 hours, 24 minutes, 22 seconds (2026-05-31). Shortest day in this month: 12 hours, 58 minutes , 40 seconds (2026-05-01).
:May 2026, Solar noon=>Altitude: maximal 89.45° (2026-05-31, 12:03:50). minimal: 82.55° (2026-05-01, 12:03:18)
Table view of above data:
| date | Day | Sunrise | Solar noon | Sunset | Day Length |
| 01 | Friday | 05:33:58 | 12:03:18 | 18:32:38 | 12h 58m 40s |
| 02 | Saturday | 05:33:19 | 12:03:11 | 18:33:03 | 12h 59m 44s |
| 03 | Sunday | 05:32:40 | 12:03:04 | 18:33:29 | 13h 0m 49s |
| 04 | Monday | 05:32:02 | 12:02:59 | 18:33:55 | 13h 1m 53s |
| 05 | Tuesday | 05:31:26 | 12:02:53 | 18:34:21 | 13h 2m 55s |
| 06 | Wednesday | 05:30:50 | 12:02:49 | 18:34:47 | 13h 3m 57s |
| 07 | Thursday | 05:30:15 | 12:02:44 | 18:35:14 | 13h 4m 59s |
| 08 | Friday | 05:29:41 | 12:02:41 | 18:35:40 | 13h 5m 59s |
| 09 | Saturday | 05:29:08 | 12:02:38 | 18:36:07 | 13h 6m 59s |
| 10 | Sunday | 05:28:37 | 12:02:35 | 18:36:34 | 13h 7m 57s |
| 11 | Monday | 05:28:06 | 12:02:33 | 18:37:01 | 13h 8m 55s |
| 12 | Tuesday | 05:27:36 | 12:02:32 | 18:37:28 | 13h 9m 52s |
| 13 | Wednesday | 05:27:07 | 12:02:31 | 18:37:55 | 13h 10m 48s |
| 14 | Thursday | 05:26:40 | 12:02:31 | 18:38:22 | 13h 11m 42s |
| 15 | Friday | 05:26:13 | 12:02:31 | 18:38:50 | 13h 12m 37s |
| 16 | Saturday | 05:25:48 | 12:02:32 | 18:39:17 | 13h 13m 29s |
| 17 | Sunday | 05:25:23 | 12:02:34 | 18:39:44 | 13h 14m 21s |
| 18 | Monday | 05:25:00 | 12:02:36 | 18:40:12 | 13h 15m 12s |
| 19 | Tuesday | 05:24:38 | 12:02:38 | 18:40:39 | 13h 16m 1s |
| 20 | Wednesday | 05:24:16 | 12:02:42 | 18:41:07 | 13h 16m 51s |
| 21 | Thursday | 05:23:56 | 12:02:45 | 18:41:34 | 13h 17m 38s |
| 22 | Friday | 05:23:38 | 12:02:50 | 18:42:01 | 13h 18m 23s |
| 23 | Saturday | 05:23:20 | 12:02:54 | 18:42:29 | 13h 19m 9s |
| 24 | Sunday | 05:23:03 | 12:03:00 | 18:42:56 | 13h 19m 53s |
| 25 | Monday | 05:22:48 | 12:03:05 | 18:43:23 | 13h 20m 35s |
| 26 | Tuesday | 05:22:34 | 12:03:12 | 18:43:50 | 13h 21m 16s |
| 27 | Wednesday | 05:22:20 | 12:03:18 | 18:44:16 | 13h 21m 56s |
| 28 | Thursday | 05:22:08 | 12:03:26 | 18:44:43 | 13h 22m 35s |
| 29 | Friday | 05:21:57 | 12:03:33 | 18:45:09 | 13h 23m 12s |
| 30 | Saturday | 05:21:48 | 12:03:41 | 18:45:35 | 13h 23m 47s |
| 31 | Sunday | 05:21:39 | 12:03:50 | 18:46:01 | 13h 24m 22s |