sun .5deg.comSunrise, Sunset, Solar noon and Sun position here: Mangilao Village, Guam (Mangilao), for period: December 2025. Longest day in month: December 2025: 11 hours, 23 minutes, 39 seconds (2025-12-01). Shortest day in this month: 11 hours, 20 minutes , 6 seconds (2025-12-21).
:December 2025, Solar noon=>Altitude: maximal 54.8° (2025-12-01, 12:09:45). minimal: 53.11° (2025-12-22, 12:19:16)
Table view of above data:
| date | Day | Sunrise | Solar noon | Sunset | Day Length |
| 01 | Monday | 06:27:55 | 12:09:45 | 17:51:34 | 11h 23m 39s |
| 02 | Tuesday | 06:28:28 | 12:10:08 | 17:51:47 | 11h 23m 19s |
| 03 | Wednesday | 06:29:01 | 12:10:31 | 17:52:01 | 11h 23m 0s |
| 04 | Thursday | 06:29:34 | 12:10:55 | 17:52:16 | 11h 22m 42s |
| 05 | Friday | 06:30:07 | 12:11:19 | 17:52:32 | 11h 22m 25s |
| 06 | Saturday | 06:30:40 | 12:11:44 | 17:52:49 | 11h 22m 9s |
| 07 | Sunday | 06:31:13 | 12:12:10 | 17:53:07 | 11h 21m 54s |
| 08 | Monday | 06:31:46 | 12:12:36 | 17:53:26 | 11h 21m 40s |
| 09 | Tuesday | 06:32:19 | 12:13:03 | 17:53:46 | 11h 21m 27s |
| 10 | Wednesday | 06:32:52 | 12:13:29 | 17:54:07 | 11h 21m 15s |
| 11 | Thursday | 06:33:25 | 12:13:57 | 17:54:28 | 11h 21m 3s |
| 12 | Friday | 06:33:58 | 12:14:25 | 17:54:51 | 11h 20m 53s |
| 13 | Saturday | 06:34:31 | 12:14:53 | 17:55:15 | 11h 20m 44s |
| 14 | Sunday | 06:35:04 | 12:15:21 | 17:55:39 | 11h 20m 35s |
| 15 | Monday | 06:35:36 | 12:15:50 | 17:56:04 | 11h 20m 28s |
| 16 | Tuesday | 06:36:08 | 12:16:19 | 17:56:30 | 11h 20m 22s |
| 17 | Wednesday | 06:36:40 | 12:16:48 | 17:56:56 | 11h 20m 16s |
| 18 | Thursday | 06:37:11 | 12:17:18 | 17:57:24 | 11h 20m 13s |
| 19 | Friday | 06:37:43 | 12:17:47 | 17:57:52 | 11h 20m 9s |
| 20 | Saturday | 06:38:13 | 12:18:17 | 17:58:20 | 11h 20m 7s |
| 21 | Sunday | 06:38:44 | 12:18:47 | 17:58:50 | 11h 20m 6s |
| 22 | Monday | 06:39:13 | 12:19:16 | 17:59:19 | 11h 20m 6s |
| 23 | Tuesday | 06:39:43 | 12:19:46 | 17:59:50 | 11h 20m 7s |
| 24 | Wednesday | 06:40:11 | 12:20:16 | 18:00:21 | 11h 20m 10s |
| 25 | Thursday | 06:40:40 | 12:20:46 | 18:00:52 | 11h 20m 12s |
| 26 | Friday | 06:41:07 | 12:21:16 | 18:01:24 | 11h 20m 17s |
| 27 | Saturday | 06:41:34 | 12:21:45 | 18:01:56 | 11h 20m 22s |
| 28 | Sunday | 06:42:01 | 12:22:15 | 18:02:28 | 11h 20m 27s |
| 29 | Monday | 06:42:26 | 12:22:44 | 18:03:01 | 11h 20m 35s |
| 30 | Tuesday | 06:42:51 | 12:23:13 | 18:03:34 | 11h 20m 43s |
| 31 | Wednesday | 06:43:15 | 12:23:42 | 18:04:08 | 11h 20m 53s |