sun .5deg.comSunrise, Sunset, Solar noon and Sun position here: Rio Tinto, Portugal (Porto, Gondomar), for period: December 2026. Longest day in month: December 2026: 9 hours, 26 minutes, 8 seconds (2026-12-01). Shortest day in this month: 9 hours, 12 minutes , 21 seconds (2026-12-21).
:December 2026, Solar noon=>Altitude: maximal 27.04° (2026-12-01, 12:23:15). minimal: 25.38° (2026-12-22, 12:32:48)
Table view of above data:
| date | Day | Sunrise | Solar noon | Sunset | Day Length |
| 01 | Tuesday | 07:40:11 | 12:23:15 | 17:06:19 | 9h 26m 8s |
| 02 | Wednesday | 07:41:12 | 12:23:38 | 17:06:03 | 9h 24m 51s |
| 03 | Thursday | 07:42:12 | 12:24:01 | 17:05:50 | 9h 23m 38s |
| 04 | Friday | 07:43:11 | 12:24:25 | 17:05:39 | 9h 22m 28s |
| 05 | Saturday | 07:44:09 | 12:24:50 | 17:05:31 | 9h 21m 22s |
| 06 | Sunday | 07:45:06 | 12:25:15 | 17:05:24 | 9h 20m 18s |
| 07 | Monday | 07:46:01 | 12:25:41 | 17:05:20 | 9h 19m 19s |
| 08 | Tuesday | 07:46:55 | 12:26:07 | 17:05:19 | 9h 18m 24s |
| 09 | Wednesday | 07:47:47 | 12:26:34 | 17:05:20 | 9h 17m 33s |
| 10 | Thursday | 07:48:38 | 12:27:01 | 17:05:23 | 9h 16m 45s |
| 11 | Friday | 07:49:28 | 12:27:28 | 17:05:28 | 9h 16m 0s |
| 12 | Saturday | 07:50:16 | 12:27:56 | 17:05:36 | 9h 15m 20s |
| 13 | Sunday | 07:51:02 | 12:28:24 | 17:05:46 | 9h 14m 44s |
| 14 | Monday | 07:51:47 | 12:28:53 | 17:05:59 | 9h 14m 12s |
| 15 | Tuesday | 07:52:29 | 12:29:21 | 17:06:13 | 9h 13m 44s |
| 16 | Wednesday | 07:53:10 | 12:29:50 | 17:06:30 | 9h 13m 20s |
| 17 | Thursday | 07:53:50 | 12:30:20 | 17:06:50 | 9h 13m 0s |
| 18 | Friday | 07:54:27 | 12:30:49 | 17:07:11 | 9h 12m 44s |
| 19 | Saturday | 07:55:02 | 12:31:19 | 17:07:35 | 9h 12m 33s |
| 20 | Sunday | 07:55:36 | 12:31:48 | 17:08:01 | 9h 12m 25s |
| 21 | Monday | 07:56:08 | 12:32:18 | 17:08:29 | 9h 12m 21s |
| 22 | Tuesday | 07:56:37 | 12:32:48 | 17:08:59 | 9h 12m 22s |
| 23 | Wednesday | 07:57:04 | 12:33:18 | 17:09:31 | 9h 12m 27s |
| 24 | Thursday | 07:57:30 | 12:33:48 | 17:10:05 | 9h 12m 35s |
| 25 | Friday | 07:57:53 | 12:34:17 | 17:10:42 | 9h 12m 49s |
| 26 | Saturday | 07:58:14 | 12:34:47 | 17:11:20 | 9h 13m 6s |
| 27 | Sunday | 07:58:33 | 12:35:17 | 17:12:00 | 9h 13m 27s |
| 28 | Monday | 07:58:50 | 12:35:46 | 17:12:42 | 9h 13m 52s |
| 29 | Tuesday | 07:59:04 | 12:36:15 | 17:13:26 | 9h 14m 22s |
| 30 | Wednesday | 07:59:16 | 12:36:44 | 17:14:12 | 9h 14m 56s |
| 31 | Thursday | 07:59:26 | 12:37:13 | 17:15:00 | 9h 15m 34s |