sun .5deg.comSunrise, Sunset, Solar noon and Sun position here: Piedras Negras, Mexico (Coahuila), for period: September 2026. Longest day in month: September 2026: 12 hours, 43 minutes, 26 seconds (2026-09-01). Shortest day in this month: 11 hours, 54 minutes , 30 seconds (2026-09-30).
:September 2026, Solar noon=>Altitude: maximal 69.54° (2026-09-01, 13:42:00). minimal: 58.46° (2026-09-30, 13:31:58)
Table view of above data:
| date | Day | Sunrise | Solar noon | Sunset | Day Length |
| 01 | Tuesday | 07:20:17 | 13:42:00 | 20:03:43 | 12h 43m 26s |
| 02 | Wednesday | 07:20:47 | 13:41:41 | 20:02:34 | 12h 41m 47s |
| 03 | Thursday | 07:21:17 | 13:41:21 | 20:01:25 | 12h 40m 8s |
| 04 | Friday | 07:21:47 | 13:41:01 | 20:00:16 | 12h 38m 29s |
| 05 | Saturday | 07:22:17 | 13:40:41 | 19:59:06 | 12h 36m 49s |
| 06 | Sunday | 07:22:46 | 13:40:21 | 19:57:56 | 12h 35m 10s |
| 07 | Monday | 07:23:16 | 13:40:00 | 19:56:45 | 12h 33m 29s |
| 08 | Tuesday | 07:23:45 | 13:39:40 | 19:55:34 | 12h 31m 49s |
| 09 | Wednesday | 07:24:14 | 13:39:19 | 19:54:23 | 12h 30m 9s |
| 10 | Thursday | 07:24:44 | 13:38:58 | 19:53:12 | 12h 28m 28s |
| 11 | Friday | 07:25:13 | 13:38:37 | 19:52:00 | 12h 26m 47s |
| 12 | Saturday | 07:25:43 | 13:38:16 | 19:50:49 | 12h 25m 6s |
| 13 | Sunday | 07:26:12 | 13:37:54 | 19:49:37 | 12h 23m 25s |
| 14 | Monday | 07:26:41 | 13:37:33 | 19:48:24 | 12h 21m 43s |
| 15 | Tuesday | 07:27:11 | 13:37:11 | 19:47:12 | 12h 20m 1s |
| 16 | Wednesday | 07:27:40 | 13:36:50 | 19:46:00 | 12h 18m 20s |
| 17 | Thursday | 07:28:09 | 13:36:29 | 19:44:48 | 12h 16m 39s |
| 18 | Friday | 07:28:39 | 13:36:07 | 19:43:35 | 12h 14m 56s |
| 19 | Saturday | 07:29:09 | 13:35:46 | 19:42:23 | 12h 13m 14s |
| 20 | Sunday | 07:29:38 | 13:35:24 | 19:41:10 | 12h 11m 32s |
| 21 | Monday | 07:30:08 | 13:35:03 | 19:39:58 | 12h 9m 50s |
| 22 | Tuesday | 07:30:38 | 13:34:42 | 19:38:46 | 12h 8m 8s |
| 23 | Wednesday | 07:31:08 | 13:34:21 | 19:37:33 | 12h 6m 25s |
| 24 | Thursday | 07:31:38 | 13:34:00 | 19:36:21 | 12h 4m 43s |
| 25 | Friday | 07:32:09 | 13:33:39 | 19:35:10 | 12h 3m 1s |
| 26 | Saturday | 07:32:39 | 13:33:19 | 19:33:58 | 12h 1m 19s |
| 27 | Sunday | 07:33:10 | 13:32:58 | 19:32:46 | 11h 59m 36s |
| 28 | Monday | 07:33:41 | 13:32:38 | 19:31:35 | 11h 57m 54s |
| 29 | Tuesday | 07:34:12 | 13:32:18 | 19:30:24 | 11h 56m 12s |
| 30 | Wednesday | 07:34:43 | 13:31:58 | 19:29:13 | 11h 54m 30s |