sun .5deg.comSunrise, Sunset, Solar noon and Sun position here: Ílhavo, Portugal (Aveiro), for period: September 2026. Longest day in month: September 2026: 13 hours, 5 minutes, 33 seconds (2026-09-01). Shortest day in this month: 11 hours, 48 minutes , 53 seconds (2026-09-30).
:September 2026, Solar noon=>Altitude: maximal 57.73° (2026-09-01, 13:34:40). minimal: 46.66° (2026-09-30, 13:24:38)
Table view of above data:
| date | Day | Sunrise | Solar noon | Sunset | Day Length |
| 01 | Tuesday | 07:01:53 | 13:34:40 | 20:07:26 | 13h 5m 33s |
| 02 | Wednesday | 07:02:51 | 13:34:20 | 20:05:49 | 13h 2m 58s |
| 03 | Thursday | 07:03:49 | 13:34:01 | 20:04:12 | 13h 0m 23s |
| 04 | Friday | 07:04:47 | 13:33:41 | 20:02:34 | 12h 57m 47s |
| 05 | Saturday | 07:05:45 | 13:33:21 | 20:00:56 | 12h 55m 11s |
| 06 | Sunday | 07:06:43 | 13:33:01 | 19:59:18 | 12h 52m 35s |
| 07 | Monday | 07:07:41 | 13:32:40 | 19:57:39 | 12h 49m 58s |
| 08 | Tuesday | 07:08:39 | 13:32:20 | 19:56:00 | 12h 47m 21s |
| 09 | Wednesday | 07:09:37 | 13:31:59 | 19:54:20 | 12h 44m 43s |
| 10 | Thursday | 07:10:35 | 13:31:38 | 19:52:40 | 12h 42m 5s |
| 11 | Friday | 07:11:33 | 13:31:17 | 19:51:00 | 12h 39m 27s |
| 12 | Saturday | 07:12:31 | 13:30:55 | 19:49:20 | 12h 36m 49s |
| 13 | Sunday | 07:13:29 | 13:30:34 | 19:47:39 | 12h 34m 10s |
| 14 | Monday | 07:14:27 | 13:30:13 | 19:45:58 | 12h 31m 31s |
| 15 | Tuesday | 07:15:26 | 13:29:51 | 19:44:17 | 12h 28m 51s |
| 16 | Wednesday | 07:16:24 | 13:29:30 | 19:42:36 | 12h 26m 12s |
| 17 | Thursday | 07:17:22 | 13:29:09 | 19:40:55 | 12h 23m 33s |
| 18 | Friday | 07:18:20 | 13:28:47 | 19:39:14 | 12h 20m 54s |
| 19 | Saturday | 07:19:19 | 13:28:26 | 19:37:32 | 12h 18m 13s |
| 20 | Sunday | 07:20:17 | 13:28:04 | 19:35:51 | 12h 15m 34s |
| 21 | Monday | 07:21:16 | 13:27:43 | 19:34:10 | 12h 12m 54s |
| 22 | Tuesday | 07:22:15 | 13:27:22 | 19:32:29 | 12h 10m 14s |
| 23 | Wednesday | 07:23:14 | 13:27:01 | 19:30:47 | 12h 7m 33s |
| 24 | Thursday | 07:24:13 | 13:26:40 | 19:29:06 | 12h 4m 53s |
| 25 | Friday | 07:25:12 | 13:26:19 | 19:27:26 | 12h 2m 14s |
| 26 | Saturday | 07:26:12 | 13:25:58 | 19:25:45 | 11h 59m 33s |
| 27 | Sunday | 07:27:11 | 13:25:38 | 19:24:04 | 11h 56m 53s |
| 28 | Monday | 07:28:11 | 13:25:18 | 19:22:24 | 11h 54m 13s |
| 29 | Tuesday | 07:29:11 | 13:24:58 | 19:20:44 | 11h 51m 33s |
| 30 | Wednesday | 07:30:11 | 13:24:38 | 19:19:04 | 11h 48m 53s |