sun .5deg.comSunrise, Sunset, Solar noon and Sun position here: Paço de Arcos, Portugal (Lisbon, Oeiras), for period: September 2026. Longest day in month: September 2026: 13 hours, 1 minutes, 35 seconds (2026-09-01). Shortest day in this month: 11 hours, 49 minutes , 57 seconds (2026-09-30).
:September 2026, Solar noon=>Altitude: maximal 59.63° (2026-09-01, 13:37:09). minimal: 48.56° (2026-09-30, 13:27:08)
Table view of above data:
| date | Day | Sunrise | Solar noon | Sunset | Day Length |
| 01 | Tuesday | 07:06:22 | 13:37:09 | 20:07:57 | 13h 1m 35s |
| 02 | Wednesday | 07:07:15 | 13:36:50 | 20:06:25 | 12h 59m 10s |
| 03 | Thursday | 07:08:08 | 13:36:30 | 20:04:53 | 12h 56m 45s |
| 04 | Friday | 07:09:01 | 13:36:11 | 20:03:21 | 12h 54m 20s |
| 05 | Saturday | 07:09:54 | 13:35:51 | 20:01:48 | 12h 51m 54s |
| 06 | Sunday | 07:10:46 | 13:35:30 | 20:00:14 | 12h 49m 28s |
| 07 | Monday | 07:11:39 | 13:35:10 | 19:58:41 | 12h 47m 2s |
| 08 | Tuesday | 07:12:32 | 13:34:49 | 19:57:06 | 12h 44m 34s |
| 09 | Wednesday | 07:13:25 | 13:34:28 | 19:55:32 | 12h 42m 7s |
| 10 | Thursday | 07:14:18 | 13:34:08 | 19:53:57 | 12h 39m 39s |
| 11 | Friday | 07:15:10 | 13:33:46 | 19:52:22 | 12h 37m 12s |
| 12 | Saturday | 07:16:03 | 13:33:25 | 19:50:47 | 12h 34m 44s |
| 13 | Sunday | 07:16:56 | 13:33:04 | 19:49:12 | 12h 32m 16s |
| 14 | Monday | 07:17:49 | 13:32:43 | 19:47:36 | 12h 29m 47s |
| 15 | Tuesday | 07:18:42 | 13:32:21 | 19:46:00 | 12h 27m 18s |
| 16 | Wednesday | 07:19:35 | 13:32:00 | 19:44:25 | 12h 24m 50s |
| 17 | Thursday | 07:20:28 | 13:31:38 | 19:42:49 | 12h 22m 21s |
| 18 | Friday | 07:21:21 | 13:31:17 | 19:41:13 | 12h 19m 52s |
| 19 | Saturday | 07:22:14 | 13:30:55 | 19:39:36 | 12h 17m 22s |
| 20 | Sunday | 07:23:08 | 13:30:34 | 19:38:00 | 12h 14m 52s |
| 21 | Monday | 07:24:01 | 13:30:13 | 19:36:24 | 12h 12m 23s |
| 22 | Tuesday | 07:24:55 | 13:29:52 | 19:34:48 | 12h 9m 53s |
| 23 | Wednesday | 07:25:48 | 13:29:30 | 19:33:12 | 12h 7m 24s |
| 24 | Thursday | 07:26:42 | 13:29:09 | 19:31:37 | 12h 4m 55s |
| 25 | Friday | 07:27:36 | 13:28:49 | 19:30:01 | 12h 2m 25s |
| 26 | Saturday | 07:28:30 | 13:28:28 | 19:28:26 | 11h 59m 56s |
| 27 | Sunday | 07:29:25 | 13:28:08 | 19:26:50 | 11h 57m 25s |
| 28 | Monday | 07:30:19 | 13:27:47 | 19:25:15 | 11h 54m 56s |
| 29 | Tuesday | 07:31:14 | 13:27:27 | 19:23:41 | 11h 52m 27s |
| 30 | Wednesday | 07:32:09 | 13:27:08 | 19:22:06 | 11h 49m 57s |