sun .5deg.comSunrise, Sunset, Solar noon and Sun position here: Teresina, Brazil (Piauí), for period: September 2026. Longest day in month: September 2026: 12 hours, 8 minutes, 57 seconds (2026-09-30). Shortest day in this month: 12 hours, 1 minutes , 4 seconds (2026-09-01).
:September 2026, Solar noon=>Altitude: maximal 87.69° (2026-09-30, 11:41:08). minimal: 76.62° (2026-09-01, 11:51:10)
Table view of above data:
| date | Day | Sunrise | Solar noon | Sunset | Day Length |
| 01 | Tuesday | 05:50:38 | 11:51:10 | 17:51:42 | 12h 1m 4s |
| 02 | Wednesday | 05:50:11 | 11:50:51 | 17:51:30 | 12h 1m 19s |
| 03 | Thursday | 05:49:44 | 11:50:31 | 17:51:18 | 12h 1m 34s |
| 04 | Friday | 05:49:16 | 11:50:11 | 17:51:06 | 12h 1m 50s |
| 05 | Saturday | 05:48:48 | 11:49:51 | 17:50:54 | 12h 2m 6s |
| 06 | Sunday | 05:48:20 | 11:49:31 | 17:50:42 | 12h 2m 22s |
| 07 | Monday | 05:47:52 | 11:49:11 | 17:50:29 | 12h 2m 37s |
| 08 | Tuesday | 05:47:23 | 11:48:50 | 17:50:17 | 12h 2m 54s |
| 09 | Wednesday | 05:46:54 | 11:48:29 | 17:50:04 | 12h 3m 10s |
| 10 | Thursday | 05:46:25 | 11:48:08 | 17:49:51 | 12h 3m 26s |
| 11 | Friday | 05:45:56 | 11:47:47 | 17:49:38 | 12h 3m 42s |
| 12 | Saturday | 05:45:27 | 11:47:26 | 17:49:25 | 12h 3m 58s |
| 13 | Sunday | 05:44:57 | 11:47:04 | 17:49:12 | 12h 4m 15s |
| 14 | Monday | 05:44:28 | 11:46:43 | 17:48:58 | 12h 4m 30s |
| 15 | Tuesday | 05:43:58 | 11:46:22 | 17:48:45 | 12h 4m 47s |
| 16 | Wednesday | 05:43:29 | 11:46:00 | 17:48:32 | 12h 5m 3s |
| 17 | Thursday | 05:42:59 | 11:45:39 | 17:48:19 | 12h 5m 20s |
| 18 | Friday | 05:42:29 | 11:45:17 | 17:48:06 | 12h 5m 37s |
| 19 | Saturday | 05:42:00 | 11:44:56 | 17:47:52 | 12h 5m 52s |
| 20 | Sunday | 05:41:30 | 11:44:35 | 17:47:39 | 12h 6m 9s |
| 21 | Monday | 05:41:00 | 11:44:13 | 17:47:26 | 12h 6m 26s |
| 22 | Tuesday | 05:40:31 | 11:43:52 | 17:47:13 | 12h 6m 42s |
| 23 | Wednesday | 05:40:01 | 11:43:31 | 17:47:01 | 12h 7m 0s |
| 24 | Thursday | 05:39:32 | 11:43:10 | 17:46:48 | 12h 7m 16s |
| 25 | Friday | 05:39:03 | 11:42:49 | 17:46:36 | 12h 7m 33s |
| 26 | Saturday | 05:38:34 | 11:42:29 | 17:46:23 | 12h 7m 49s |
| 27 | Sunday | 05:38:05 | 11:42:08 | 17:46:11 | 12h 8m 6s |
| 28 | Monday | 05:37:36 | 11:41:48 | 17:46:00 | 12h 8m 24s |
| 29 | Tuesday | 05:37:08 | 11:41:28 | 17:45:48 | 12h 8m 40s |
| 30 | Wednesday | 05:36:40 | 11:41:08 | 17:45:37 | 12h 8m 57s |