sun .5deg.comSunrise, Sunset, Solar noon and Sun position here: Dien Bien Phu, Vietnam (Tỉnh Ðiện Biên), for period: December 2026. Longest day in month: December 2026: 10 hours, 55 minutes, 54 seconds (2026-12-01). Shortest day in this month: 10 hours, 49 minutes , 55 seconds (2026-12-21).
:December 2026, Solar noon=>Altitude: maximal 46.89° (2026-12-01, 11:56:49). minimal: 45.17° (2026-12-22, 12:06:19)
Table view of above data:
| date | Day | Sunrise | Solar noon | Sunset | Day Length |
| 01 | Tuesday | 06:28:52 | 11:56:49 | 17:24:46 | 10h 55m 54s |
| 02 | Wednesday | 06:29:31 | 11:57:11 | 17:24:52 | 10h 55m 21s |
| 03 | Thursday | 06:30:10 | 11:57:35 | 17:24:59 | 10h 54m 49s |
| 04 | Friday | 06:30:49 | 11:57:58 | 17:25:08 | 10h 54m 19s |
| 05 | Saturday | 06:31:27 | 11:58:23 | 17:25:18 | 10h 53m 51s |
| 06 | Sunday | 06:32:06 | 11:58:48 | 17:25:30 | 10h 53m 24s |
| 07 | Monday | 06:32:44 | 11:59:13 | 17:25:43 | 10h 52m 59s |
| 08 | Tuesday | 06:33:22 | 11:59:39 | 17:25:57 | 10h 52m 35s |
| 09 | Wednesday | 06:34:00 | 12:00:06 | 17:26:12 | 10h 52m 12s |
| 10 | Thursday | 06:34:37 | 12:00:33 | 17:26:29 | 10h 51m 52s |
| 11 | Friday | 06:35:14 | 12:01:00 | 17:26:46 | 10h 51m 32s |
| 12 | Saturday | 06:35:50 | 12:01:28 | 17:27:05 | 10h 51m 15s |
| 13 | Sunday | 06:36:26 | 12:01:56 | 17:27:26 | 10h 51m 0s |
| 14 | Monday | 06:37:01 | 12:02:24 | 17:27:47 | 10h 50m 46s |
| 15 | Tuesday | 06:37:36 | 12:02:53 | 17:28:10 | 10h 50m 34s |
| 16 | Wednesday | 06:38:11 | 12:03:22 | 17:28:33 | 10h 50m 22s |
| 17 | Thursday | 06:38:44 | 12:03:51 | 17:28:58 | 10h 50m 14s |
| 18 | Friday | 06:39:17 | 12:04:20 | 17:29:24 | 10h 50m 7s |
| 19 | Saturday | 06:39:49 | 12:04:50 | 17:29:51 | 10h 50m 2s |
| 20 | Sunday | 06:40:21 | 12:05:20 | 17:30:18 | 10h 49m 57s |
| 21 | Monday | 06:40:52 | 12:05:49 | 17:30:47 | 10h 49m 55s |
| 22 | Tuesday | 06:41:22 | 12:06:19 | 17:31:17 | 10h 49m 55s |
| 23 | Wednesday | 06:41:51 | 12:06:49 | 17:31:47 | 10h 49m 56s |
| 24 | Thursday | 06:42:19 | 12:07:19 | 17:32:19 | 10h 50m 0s |
| 25 | Friday | 06:42:46 | 12:07:49 | 17:32:51 | 10h 50m 5s |
| 26 | Saturday | 06:43:13 | 12:08:18 | 17:33:24 | 10h 50m 11s |
| 27 | Sunday | 06:43:38 | 12:08:48 | 17:33:58 | 10h 50m 20s |
| 28 | Monday | 06:44:02 | 12:09:17 | 17:34:32 | 10h 50m 30s |
| 29 | Tuesday | 06:44:26 | 12:09:47 | 17:35:08 | 10h 50m 42s |
| 30 | Wednesday | 06:44:48 | 12:10:16 | 17:35:44 | 10h 50m 56s |
| 31 | Thursday | 06:45:09 | 12:10:45 | 17:36:20 | 10h 51m 11s |