sun .5deg.comSunrise, Sunset, Solar noon and Sun position here: Yên Bái, Vietnam , for period: December 2026. Longest day in month: December 2026: 10 hours, 54 minutes, 40 seconds (2026-12-01). Shortest day in this month: 10 hours, 48 minutes , 34 seconds (2026-12-21).
:December 2026, Solar noon=>Altitude: maximal 46.55° (2026-12-01, 11:49:15). minimal: 44.84° (2026-12-22, 11:58:46)
Table view of above data:
| date | Day | Sunrise | Solar noon | Sunset | Day Length |
| 01 | Tuesday | 06:21:55 | 11:49:15 | 17:16:35 | 10h 54m 40s |
| 02 | Wednesday | 06:22:35 | 11:49:38 | 17:16:41 | 10h 54m 6s |
| 03 | Thursday | 06:23:14 | 11:50:01 | 17:16:48 | 10h 53m 34s |
| 04 | Friday | 06:23:53 | 11:50:25 | 17:16:57 | 10h 53m 4s |
| 05 | Saturday | 06:24:32 | 11:50:49 | 17:17:07 | 10h 52m 35s |
| 06 | Sunday | 06:25:11 | 11:51:14 | 17:17:18 | 10h 52m 7s |
| 07 | Monday | 06:25:49 | 11:51:40 | 17:17:31 | 10h 51m 42s |
| 08 | Tuesday | 06:26:28 | 11:52:06 | 17:17:44 | 10h 51m 16s |
| 09 | Wednesday | 06:27:05 | 11:52:32 | 17:18:00 | 10h 50m 55s |
| 10 | Thursday | 06:27:43 | 11:52:59 | 17:18:16 | 10h 50m 33s |
| 11 | Friday | 06:28:20 | 11:53:27 | 17:18:34 | 10h 50m 14s |
| 12 | Saturday | 06:28:56 | 11:53:54 | 17:18:52 | 10h 49m 56s |
| 13 | Sunday | 06:29:32 | 11:54:22 | 17:19:13 | 10h 49m 41s |
| 14 | Monday | 06:30:08 | 11:54:51 | 17:19:34 | 10h 49m 26s |
| 15 | Tuesday | 06:30:43 | 11:55:20 | 17:19:56 | 10h 49m 13s |
| 16 | Wednesday | 06:31:17 | 11:55:49 | 17:20:20 | 10h 49m 3s |
| 17 | Thursday | 06:31:51 | 11:56:18 | 17:20:44 | 10h 48m 53s |
| 18 | Friday | 06:32:24 | 11:56:47 | 17:21:10 | 10h 48m 46s |
| 19 | Saturday | 06:32:56 | 11:57:17 | 17:21:37 | 10h 48m 41s |
| 20 | Sunday | 06:33:28 | 11:57:46 | 17:22:05 | 10h 48m 37s |
| 21 | Monday | 06:33:59 | 11:58:16 | 17:22:33 | 10h 48m 34s |
| 22 | Tuesday | 06:34:29 | 11:58:46 | 17:23:03 | 10h 48m 34s |
| 23 | Wednesday | 06:34:58 | 11:59:16 | 17:23:34 | 10h 48m 36s |
| 24 | Thursday | 06:35:26 | 11:59:46 | 17:24:05 | 10h 48m 39s |
| 25 | Friday | 06:35:53 | 12:00:15 | 17:24:37 | 10h 48m 44s |
| 26 | Saturday | 06:36:20 | 12:00:45 | 17:25:10 | 10h 48m 50s |
| 27 | Sunday | 06:36:45 | 12:01:15 | 17:25:44 | 10h 48m 59s |
| 28 | Monday | 06:37:09 | 12:01:44 | 17:26:19 | 10h 49m 10s |
| 29 | Tuesday | 06:37:32 | 12:02:13 | 17:26:54 | 10h 49m 22s |
| 30 | Wednesday | 06:37:55 | 12:02:42 | 17:27:30 | 10h 49m 35s |
| 31 | Thursday | 06:38:16 | 12:03:11 | 17:28:07 | 10h 49m 51s |