sun .5deg.comSunrise, Sunset, Solar noon and Sun position here: Guaynabo, Puerto Rico (Guaynabo Barrio-Pueblo), for period: September 2026. Longest day in month: September 2026: 12 hours, 28 minutes, 52 seconds (2026-09-01). Shortest day in this month: 11 hours, 59 minutes , 14 seconds (2026-09-30).
:September 2026, Solar noon=>Altitude: maximal 79.91° (2026-09-01, 12:24:23). minimal: 68.84° (2026-09-30, 12:14:21)
Table view of above data:
| date | Day | Sunrise | Solar noon | Sunset | Day Length |
| 01 | Tuesday | 06:09:57 | 12:24:23 | 18:38:49 | 12h 28m 52s |
| 02 | Wednesday | 06:10:07 | 12:24:04 | 18:38:00 | 12h 27m 53s |
| 03 | Thursday | 06:10:18 | 12:23:44 | 18:37:11 | 12h 26m 53s |
| 04 | Friday | 06:10:28 | 12:23:24 | 18:36:21 | 12h 25m 53s |
| 05 | Saturday | 06:10:38 | 12:23:04 | 18:35:30 | 12h 24m 52s |
| 06 | Sunday | 06:10:48 | 12:22:44 | 18:34:40 | 12h 23m 52s |
| 07 | Monday | 06:10:58 | 12:22:23 | 18:33:49 | 12h 22m 51s |
| 08 | Tuesday | 06:11:07 | 12:22:03 | 18:32:58 | 12h 21m 51s |
| 09 | Wednesday | 06:11:17 | 12:21:42 | 18:32:07 | 12h 20m 50s |
| 10 | Thursday | 06:11:26 | 12:21:21 | 18:31:15 | 12h 19m 49s |
| 11 | Friday | 06:11:36 | 12:21:00 | 18:30:24 | 12h 18m 48s |
| 12 | Saturday | 06:11:45 | 12:20:39 | 18:29:32 | 12h 17m 47s |
| 13 | Sunday | 06:11:55 | 12:20:17 | 18:28:40 | 12h 16m 45s |
| 14 | Monday | 06:12:04 | 12:19:56 | 18:27:48 | 12h 15m 44s |
| 15 | Tuesday | 06:12:13 | 12:19:34 | 18:26:55 | 12h 14m 42s |
| 16 | Wednesday | 06:12:23 | 12:19:13 | 18:26:03 | 12h 13m 40s |
| 17 | Thursday | 06:12:32 | 12:18:52 | 18:25:11 | 12h 12m 39s |
| 18 | Friday | 06:12:42 | 12:18:30 | 18:24:19 | 12h 11m 37s |
| 19 | Saturday | 06:12:51 | 12:18:09 | 18:23:26 | 12h 10m 35s |
| 20 | Sunday | 06:13:01 | 12:17:47 | 18:22:34 | 12h 9m 33s |
| 21 | Monday | 06:13:10 | 12:17:26 | 18:21:42 | 12h 8m 32s |
| 22 | Tuesday | 06:13:20 | 12:17:05 | 18:20:50 | 12h 7m 30s |
| 23 | Wednesday | 06:13:30 | 12:16:44 | 18:19:57 | 12h 6m 27s |
| 24 | Thursday | 06:13:40 | 12:16:23 | 18:19:06 | 12h 5m 26s |
| 25 | Friday | 06:13:50 | 12:16:02 | 18:18:14 | 12h 4m 24s |
| 26 | Saturday | 06:14:01 | 12:15:41 | 18:17:22 | 12h 3m 21s |
| 27 | Sunday | 06:14:11 | 12:15:21 | 18:16:31 | 12h 2m 20s |
| 28 | Monday | 06:14:22 | 12:15:01 | 18:15:40 | 12h 1m 18s |
| 29 | Tuesday | 06:14:33 | 12:14:41 | 18:14:49 | 12h 0m 16s |
| 30 | Wednesday | 06:14:44 | 12:14:21 | 18:13:58 | 11h 59m 14s |