sun .5deg.comSunrise, Sunset, Solar noon and Sun position here: Castleknock, Ireland (Leinster, Fingal County), for period: December 2026. Longest day in month: December 2026: 7 hours, 53 minutes, 25 seconds (2026-12-01). Shortest day in this month: 7 hours, 29 minutes , 49 seconds (2026-12-21).
:December 2026, Solar noon=>Altitude: maximal 14.85° (2026-12-01, 12:14:28). minimal: 13.19° (2026-12-22, 12:24:01)
Table view of above data:
| date | Day | Sunrise | Solar noon | Sunset | Day Length |
| 01 | Tuesday | 08:17:46 | 12:14:28 | 16:11:11 | 7h 53m 25s |
| 02 | Wednesday | 08:19:14 | 12:14:51 | 16:10:28 | 7h 51m 14s |
| 03 | Thursday | 08:20:39 | 12:15:14 | 16:09:49 | 7h 49m 10s |
| 04 | Friday | 08:22:03 | 12:15:38 | 16:09:14 | 7h 47m 11s |
| 05 | Saturday | 08:23:24 | 12:16:03 | 16:08:42 | 7h 45m 18s |
| 06 | Sunday | 08:24:43 | 12:16:28 | 16:08:14 | 7h 43m 31s |
| 07 | Monday | 08:25:59 | 12:16:54 | 16:07:49 | 7h 41m 50s |
| 08 | Tuesday | 08:27:13 | 12:17:20 | 16:07:27 | 7h 40m 14s |
| 09 | Wednesday | 08:28:24 | 12:17:47 | 16:07:10 | 7h 38m 46s |
| 10 | Thursday | 08:29:32 | 12:18:14 | 16:06:56 | 7h 37m 24s |
| 11 | Friday | 08:30:37 | 12:18:41 | 16:06:45 | 7h 36m 8s |
| 12 | Saturday | 08:31:39 | 12:19:09 | 16:06:39 | 7h 35m 0s |
| 13 | Sunday | 08:32:39 | 12:19:37 | 16:06:36 | 7h 33m 57s |
| 14 | Monday | 08:33:35 | 12:20:06 | 16:06:36 | 7h 33m 1s |
| 15 | Tuesday | 08:34:28 | 12:20:34 | 16:06:41 | 7h 32m 13s |
| 16 | Wednesday | 08:35:18 | 12:21:03 | 16:06:49 | 7h 31m 31s |
| 17 | Thursday | 08:36:04 | 12:21:33 | 16:07:01 | 7h 30m 57s |
| 18 | Friday | 08:36:48 | 12:22:02 | 16:07:17 | 7h 30m 29s |
| 19 | Saturday | 08:37:27 | 12:22:32 | 16:07:36 | 7h 30m 9s |
| 20 | Sunday | 08:38:04 | 12:23:01 | 16:07:59 | 7h 29m 55s |
| 21 | Monday | 08:38:37 | 12:23:31 | 16:08:26 | 7h 29m 49s |
| 22 | Tuesday | 08:39:06 | 12:24:01 | 16:08:56 | 7h 29m 50s |
| 23 | Wednesday | 08:39:31 | 12:24:31 | 16:09:30 | 7h 29m 59s |
| 24 | Thursday | 08:39:54 | 12:25:01 | 16:10:08 | 7h 30m 14s |
| 25 | Friday | 08:40:12 | 12:25:30 | 16:10:49 | 7h 30m 37s |
| 26 | Saturday | 08:40:27 | 12:26:00 | 16:11:33 | 7h 31m 6s |
| 27 | Sunday | 08:40:38 | 12:26:30 | 16:12:21 | 7h 31m 43s |
| 28 | Monday | 08:40:45 | 12:26:59 | 16:13:13 | 7h 32m 28s |
| 29 | Tuesday | 08:40:49 | 12:27:28 | 16:14:07 | 7h 33m 18s |
| 30 | Wednesday | 08:40:49 | 12:27:57 | 16:15:05 | 7h 34m 16s |
| 31 | Thursday | 08:40:46 | 12:28:26 | 16:16:06 | 7h 35m 20s |