sun .5deg.comSunrise, Sunset, Solar noon and Sun position here: Cergy-Pontoise, France (Île-de-France, Département du Val-d’Oise), for period: September 2026. Longest day in month: September 2026: 13 hours, 26 minutes, 44 seconds (2026-09-01). Shortest day in this month: 11 hours, 43 minutes , 29 seconds (2026-09-30).
:September 2026, Solar noon=>Altitude: maximal 49.3° (2026-09-01, 13:51:41). minimal: 38.23° (2026-09-30, 13:41:39)
Table view of above data:
| date | Day | Sunrise | Solar noon | Sunset | Day Length |
| 01 | Tuesday | 07:08:19 | 13:51:41 | 20:35:03 | 13h 26m 44s |
| 02 | Wednesday | 07:09:45 | 13:51:22 | 20:32:59 | 13h 23m 14s |
| 03 | Thursday | 07:11:10 | 13:51:02 | 20:30:55 | 13h 19m 45s |
| 04 | Friday | 07:12:35 | 13:50:43 | 20:28:50 | 13h 16m 15s |
| 05 | Saturday | 07:14:01 | 13:50:23 | 20:26:44 | 13h 12m 43s |
| 06 | Sunday | 07:15:26 | 13:50:02 | 20:24:38 | 13h 9m 12s |
| 07 | Monday | 07:16:52 | 13:49:42 | 20:22:32 | 13h 5m 40s |
| 08 | Tuesday | 07:18:17 | 13:49:21 | 20:20:25 | 13h 2m 8s |
| 09 | Wednesday | 07:19:43 | 13:49:00 | 20:18:18 | 12h 58m 35s |
| 10 | Thursday | 07:21:08 | 13:48:39 | 20:16:11 | 12h 55m 3s |
| 11 | Friday | 07:22:33 | 13:48:18 | 20:14:03 | 12h 51m 30s |
| 12 | Saturday | 07:23:59 | 13:47:57 | 20:11:55 | 12h 47m 56s |
| 13 | Sunday | 07:25:25 | 13:47:36 | 20:09:47 | 12h 44m 22s |
| 14 | Monday | 07:26:50 | 13:47:15 | 20:07:39 | 12h 40m 49s |
| 15 | Tuesday | 07:28:16 | 13:46:53 | 20:05:31 | 12h 37m 15s |
| 16 | Wednesday | 07:29:41 | 13:46:32 | 20:03:22 | 12h 33m 41s |
| 17 | Thursday | 07:31:07 | 13:46:10 | 20:01:13 | 12h 30m 6s |
| 18 | Friday | 07:32:33 | 13:45:49 | 19:59:04 | 12h 26m 31s |
| 19 | Saturday | 07:33:59 | 13:45:27 | 19:56:56 | 12h 22m 57s |
| 20 | Sunday | 07:35:25 | 13:45:06 | 19:54:47 | 12h 19m 22s |
| 21 | Monday | 07:36:51 | 13:44:45 | 19:52:38 | 12h 15m 47s |
| 22 | Tuesday | 07:38:18 | 13:44:24 | 19:50:29 | 12h 12m 11s |
| 23 | Wednesday | 07:39:44 | 13:44:02 | 19:48:21 | 12h 8m 37s |
| 24 | Thursday | 07:41:11 | 13:43:41 | 19:46:12 | 12h 5m 1s |
| 25 | Friday | 07:42:38 | 13:43:21 | 19:44:04 | 12h 1m 26s |
| 26 | Saturday | 07:44:05 | 13:43:00 | 19:41:55 | 11h 57m 50s |
| 27 | Sunday | 07:45:32 | 13:42:40 | 19:39:47 | 11h 54m 15s |
| 28 | Monday | 07:46:59 | 13:42:19 | 19:37:39 | 11h 50m 40s |
| 29 | Tuesday | 07:48:27 | 13:41:59 | 19:35:32 | 11h 47m 5s |
| 30 | Wednesday | 07:49:55 | 13:41:39 | 19:33:24 | 11h 43m 29s |