sun .5deg.comSunrise, Sunset, Solar noon and Sun position here: Ko Samui, Thailand (Surat Thani), for period: September 2026. Longest day in month: September 2026: 12 hours, 18 minutes, 9 seconds (2026-09-01). Shortest day in this month: 12 hours, 3 minutes , 8 seconds (2026-09-30).
:September 2026, Solar noon=>Altitude: maximal 88.9° (2026-09-01, 12:20:21). minimal: 77.84° (2026-09-30, 12:10:19)
Table view of above data:
| date | Day | Sunrise | Solar noon | Sunset | Day Length |
| 01 | Tuesday | 06:11:16 | 12:20:21 | 18:29:25 | 12h 18m 9s |
| 02 | Wednesday | 06:11:12 | 12:20:01 | 18:28:50 | 12h 17m 38s |
| 03 | Thursday | 06:11:08 | 12:19:42 | 18:28:16 | 12h 17m 8s |
| 04 | Friday | 06:11:04 | 12:19:22 | 18:27:41 | 12h 16m 37s |
| 05 | Saturday | 06:10:59 | 12:19:02 | 18:27:05 | 12h 16m 6s |
| 06 | Sunday | 06:10:54 | 12:18:42 | 18:26:30 | 12h 15m 36s |
| 07 | Monday | 06:10:49 | 12:18:22 | 18:25:54 | 12h 15m 5s |
| 08 | Tuesday | 06:10:44 | 12:18:01 | 18:25:18 | 12h 14m 34s |
| 09 | Wednesday | 06:10:39 | 12:17:40 | 18:24:42 | 12h 14m 3s |
| 10 | Thursday | 06:10:33 | 12:17:19 | 18:24:06 | 12h 13m 33s |
| 11 | Friday | 06:10:28 | 12:16:58 | 18:23:29 | 12h 13m 1s |
| 12 | Saturday | 06:10:22 | 12:16:37 | 18:22:52 | 12h 12m 30s |
| 13 | Sunday | 06:10:16 | 12:16:16 | 18:22:15 | 12h 11m 59s |
| 14 | Monday | 06:10:11 | 12:15:55 | 18:21:39 | 12h 11m 28s |
| 15 | Tuesday | 06:10:05 | 12:15:33 | 18:21:02 | 12h 10m 57s |
| 16 | Wednesday | 06:09:59 | 12:15:12 | 18:20:25 | 12h 10m 26s |
| 17 | Thursday | 06:09:53 | 12:14:50 | 18:19:47 | 12h 9m 54s |
| 18 | Friday | 06:09:47 | 12:14:29 | 18:19:10 | 12h 9m 23s |
| 19 | Saturday | 06:09:42 | 12:14:07 | 18:18:33 | 12h 8m 51s |
| 20 | Sunday | 06:09:36 | 12:13:46 | 18:17:56 | 12h 8m 20s |
| 21 | Monday | 06:09:30 | 12:13:25 | 18:17:19 | 12h 7m 49s |
| 22 | Tuesday | 06:09:25 | 12:13:03 | 18:16:42 | 12h 7m 17s |
| 23 | Wednesday | 06:09:19 | 12:12:42 | 18:16:06 | 12h 6m 47s |
| 24 | Thursday | 06:09:14 | 12:12:21 | 18:15:29 | 12h 6m 15s |
| 25 | Friday | 06:09:09 | 12:12:00 | 18:14:52 | 12h 5m 43s |
| 26 | Saturday | 06:09:04 | 12:11:40 | 18:14:16 | 12h 5m 12s |
| 27 | Sunday | 06:08:59 | 12:11:19 | 18:13:40 | 12h 4m 41s |
| 28 | Monday | 06:08:54 | 12:10:59 | 18:13:04 | 12h 4m 10s |
| 29 | Tuesday | 06:08:50 | 12:10:39 | 18:12:28 | 12h 3m 38s |
| 30 | Wednesday | 06:08:45 | 12:10:19 | 18:11:53 | 12h 3m 8s |